Finding the Fourth Proportional to 21,952.92, 32,932.56 and 7,158.18

Step by Step Solution

1. Step 1: Write the proportion equation
   21,952.92 : 32,932.56 = 7,158.18 : x
2. Step 2: Convert to fraction form
   21,952.92/32,932.56 = 7,158.18/x
3. Step 3: Cross multiply
   21,952.92x = 32,932.56 × 7,158.18
4. Step 4: Simplify right side
   21,952.92x = 235,737,192.34
5. Step 5: Solve for x
   x = 235,737,192.34/21,952.92
6. Step 6: Final answer
   x = 10,738.31