Finding the Fourth Proportional to 9,614.43, 13,268.21 and 5,787.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,614.43 : 13,268.21 = 5,787.18 : x
2. Step 2: Convert to fraction form
   9,614.43/13,268.21 = 5,787.18/x
3. Step 3: Cross multiply
   9,614.43x = 13,268.21 × 5,787.18
4. Step 4: Simplify right side
   9,614.43x = 76,785,490.61
5. Step 5: Solve for x
   x = 76,785,490.61/9,614.43
6. Step 6: Final answer
   x = 7,986.48