Finding the Fourth Proportional to 21,500.72, 32,261 and 9,817.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,500.72 : 32,261 = 9,817.52 : x
2. Step 2: Convert to fraction form
   21,500.72/32,261 = 9,817.52/x
3. Step 3: Cross multiply
   21,500.72x = 32,261 × 9,817.52
4. Step 4: Simplify right side
   21,500.72x = 316,723,012.72
5. Step 5: Solve for x
   x = 316,723,012.72/21,500.72
6. Step 6: Final answer
   x = 14,730.81