Finding the Fourth Proportional to 10,502.31, 14,493.02 and 5,787.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,502.31 : 14,493.02 = 5,787.03 : x
2. Step 2: Convert to fraction form
   10,502.31/14,493.02 = 5,787.03/x
3. Step 3: Cross multiply
   10,502.31x = 14,493.02 × 5,787.03
4. Step 4: Simplify right side
   10,502.31x = 83,871,512.60
5. Step 5: Solve for x
   x = 83,871,512.60/10,502.31
6. Step 6: Final answer
   x = 7,986.01