Finding the Fourth Proportional to 21,502.46, 32,265.98 and 8,353.12

Step by Step Solution

1. Step 1: Write the proportion equation
   21,502.46 : 32,265.98 = 8,353.12 : x
2. Step 2: Convert to fraction form
   21,502.46/32,265.98 = 8,353.12/x
3. Step 3: Cross multiply
   21,502.46x = 32,265.98 × 8,353.12
4. Step 4: Simplify right side
   21,502.46x = 269,521,602.86
5. Step 5: Solve for x
   x = 269,521,602.86/21,502.46
6. Step 6: Final answer
   x = 12,534.45