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Finding the Fourth Proportional to 91,880.78, 137,636.64 and 41,892.11

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Solution

The fourth proportional to 91,880.78, 137,636.64 and 41,892.11 is: 62,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,880.78 : 137,636.64 = 41,892.11 : x
  2. Step 2: Convert to fraction form
    91,880.78/137,636.64 = 41,892.11/x
  3. Step 3: Cross multiply
    91,880.78x = 137,636.64 × 41,892.11
  4. Step 4: Simplify right side
    91,880.78x = 5,765,889,607.00
  5. Step 5: Solve for x
    x = 5,765,889,607.00/91,880.78
  6. Step 6: Final answer
    x = 62,754.03

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