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Finding the Fourth Proportional to 1,791,794.72, 2,472,676.96 and 986,978.72

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Solution

The fourth proportional to 1,791,794.72, 2,472,676.96 and 986,978.72 is: 1,362,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,794.72 : 2,472,676.96 = 986,978.72 : x
  2. Step 2: Convert to fraction form
    1,791,794.72/2,472,676.96 = 986,978.72/x
  3. Step 3: Cross multiply
    1,791,794.72x = 2,472,676.96 × 986,978.72
  4. Step 4: Simplify right side
    1,791,794.72x = 2,440,479,540,954.29
  5. Step 5: Solve for x
    x = 2,440,479,540,954.29/1,791,794.72
  6. Step 6: Final answer
    x = 1,362,030.77

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