Finding the Fourth Proportional to 8,386.71, 12,580.46 and 5,932.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,386.71 : 12,580.46 = 5,932.49 : x
2. Step 2: Convert to fraction form
   8,386.71/12,580.46 = 5,932.49/x
3. Step 3: Cross multiply
   8,386.71x = 12,580.46 × 5,932.49
4. Step 4: Simplify right side
   8,386.71x = 74,633,360.58
5. Step 5: Solve for x
   x = 74,633,360.58/8,386.71
6. Step 6: Final answer
   x = 8,899.00