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Finding the Fourth Proportional to 8,702,390.21, 13,045,471.83 and 2,941,095.30

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Solution

The fourth proportional to 8,702,390.21, 13,045,471.83 and 2,941,095.30 is: 4,408,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,390.21 : 13,045,471.83 = 2,941,095.30 : x
  2. Step 2: Convert to fraction form
    8,702,390.21/13,045,471.83 = 2,941,095.30/x
  3. Step 3: Cross multiply
    8,702,390.21x = 13,045,471.83 × 2,941,095.30
  4. Step 4: Simplify right side
    8,702,390.21x = 38,367,975,885,495.40
  5. Step 5: Solve for x
    x = 38,367,975,885,495.40/8,702,390.21
  6. Step 6: Final answer
    x = 4,408,900.89

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