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Finding the Fourth Proportional to 4,259.99, 6,388.94 and 1,486.26

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Solution

The fourth proportional to 4,259.99, 6,388.94 and 1,486.26 is: 2,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.99 : 6,388.94 = 1,486.26 : x
  2. Step 2: Convert to fraction form
    4,259.99/6,388.94 = 1,486.26/x
  3. Step 3: Cross multiply
    4,259.99x = 6,388.94 × 1,486.26
  4. Step 4: Simplify right side
    4,259.99x = 9,495,629.68
  5. Step 5: Solve for x
    x = 9,495,629.68/4,259.99
  6. Step 6: Final answer
    x = 2,229.02

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