Finding the Fourth Proportional to 21,500.91, 32,244.89 and 7,457.67

Step by Step Solution

1. Step 1: Write the proportion equation
   21,500.91 : 32,244.89 = 7,457.67 : x
2. Step 2: Convert to fraction form
   21,500.91/32,244.89 = 7,457.67/x
3. Step 3: Cross multiply
   21,500.91x = 32,244.89 × 7,457.67
4. Step 4: Simplify right side
   21,500.91x = 240,471,711.52
5. Step 5: Solve for x
   x = 240,471,711.52/21,500.91
6. Step 6: Final answer
   x = 11,184.26