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Finding the Fourth Proportional to 10,819.92, 16,228.62 and 3,029.34

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Solution

The fourth proportional to 10,819.92, 16,228.62 and 3,029.34 is: 4,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,819.92 : 16,228.62 = 3,029.34 : x
  2. Step 2: Convert to fraction form
    10,819.92/16,228.62 = 3,029.34/x
  3. Step 3: Cross multiply
    10,819.92x = 16,228.62 × 3,029.34
  4. Step 4: Simplify right side
    10,819.92x = 49,162,007.71
  5. Step 5: Solve for x
    x = 49,162,007.71/10,819.92
  6. Step 6: Final answer
    x = 4,543.66

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