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Finding the Fourth Proportional to 8,940.22, 13,401.10 and 5,826.31

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Solution

The fourth proportional to 8,940.22, 13,401.10 and 5,826.31 is: 8,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.22 : 13,401.10 = 5,826.31 : x
  2. Step 2: Convert to fraction form
    8,940.22/13,401.10 = 5,826.31/x
  3. Step 3: Cross multiply
    8,940.22x = 13,401.10 × 5,826.31
  4. Step 4: Simplify right side
    8,940.22x = 78,078,914.87
  5. Step 5: Solve for x
    x = 78,078,914.87/8,940.22
  6. Step 6: Final answer
    x = 8,733.45

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