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Finding the Fourth Proportional to 381,723.77, 526,802.54 and 211,959.11

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Solution

The fourth proportional to 381,723.77, 526,802.54 and 211,959.11 is: 292,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,723.77 : 526,802.54 = 211,959.11 : x
  2. Step 2: Convert to fraction form
    381,723.77/526,802.54 = 211,959.11/x
  3. Step 3: Cross multiply
    381,723.77x = 526,802.54 × 211,959.11
  4. Step 4: Simplify right side
    381,723.77x = 111,660,593,830.33
  5. Step 5: Solve for x
    x = 111,660,593,830.33/381,723.77
  6. Step 6: Final answer
    x = 292,516.75

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