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Finding the Fourth Proportional to 5,915.56, 8,878.81 and 2,995.92

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Solution

The fourth proportional to 5,915.56, 8,878.81 and 2,995.92 is: 4,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.56 : 8,878.81 = 2,995.92 : x
  2. Step 2: Convert to fraction form
    5,915.56/8,878.81 = 2,995.92/x
  3. Step 3: Cross multiply
    5,915.56x = 8,878.81 × 2,995.92
  4. Step 4: Simplify right side
    5,915.56x = 26,600,145.08
  5. Step 5: Solve for x
    x = 26,600,145.08/5,915.56
  6. Step 6: Final answer
    x = 4,496.64

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