Finding the Fourth Proportional to 9,132.31, 13,695.68 and 4,747.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,132.31 : 13,695.68 = 4,747.38 : x
2. Step 2: Convert to fraction form
   9,132.31/13,695.68 = 4,747.38/x
3. Step 3: Cross multiply
   9,132.31x = 13,695.68 × 4,747.38
4. Step 4: Simplify right side
   9,132.31x = 65,018,557.83
5. Step 5: Solve for x
   x = 65,018,557.83/9,132.31
6. Step 6: Final answer
   x = 7,119.62