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Finding the Fourth Proportional to 865,841.72, 1,194,866 and 483,874.88

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Solution

The fourth proportional to 865,841.72, 1,194,866 and 483,874.88 is: 667,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,841.72 : 1,194,866 = 483,874.88 : x
  2. Step 2: Convert to fraction form
    865,841.72/1,194,866 = 483,874.88/x
  3. Step 3: Cross multiply
    865,841.72x = 1,194,866 × 483,874.88
  4. Step 4: Simplify right side
    865,841.72x = 578,165,642,366.08
  5. Step 5: Solve for x
    x = 578,165,642,366.08/865,841.72
  6. Step 6: Final answer
    x = 667,749.81

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