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Finding the Fourth Proportional to 82,002.84, 122,945.94 and 39,259.32

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Solution

The fourth proportional to 82,002.84, 122,945.94 and 39,259.32 is: 58,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,002.84 : 122,945.94 = 39,259.32 : x
  2. Step 2: Convert to fraction form
    82,002.84/122,945.94 = 39,259.32/x
  3. Step 3: Cross multiply
    82,002.84x = 122,945.94 × 39,259.32
  4. Step 4: Simplify right side
    82,002.84x = 4,826,774,001.16
  5. Step 5: Solve for x
    x = 4,826,774,001.16/82,002.84
  6. Step 6: Final answer
    x = 58,861.06

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