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Finding the Fourth Proportional to 78,732.87, 108,647.42 and 44,736.87

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Solution

The fourth proportional to 78,732.87, 108,647.42 and 44,736.87 is: 61,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732.87 : 108,647.42 = 44,736.87 : x
  2. Step 2: Convert to fraction form
    78,732.87/108,647.42 = 44,736.87/x
  3. Step 3: Cross multiply
    78,732.87x = 108,647.42 × 44,736.87
  4. Step 4: Simplify right side
    78,732.87x = 4,860,545,280.69
  5. Step 5: Solve for x
    x = 4,860,545,280.69/78,732.87
  6. Step 6: Final answer
    x = 61,734.64

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