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Finding the Fourth Proportional to 8,388.56, 12,582.88 and 2,841.95

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Solution

The fourth proportional to 8,388.56, 12,582.88 and 2,841.95 is: 4,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.56 : 12,582.88 = 2,841.95 : x
  2. Step 2: Convert to fraction form
    8,388.56/12,582.88 = 2,841.95/x
  3. Step 3: Cross multiply
    8,388.56x = 12,582.88 × 2,841.95
  4. Step 4: Simplify right side
    8,388.56x = 35,759,940.17
  5. Step 5: Solve for x
    x = 35,759,940.17/8,388.56
  6. Step 6: Final answer
    x = 4,262.94

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