Finding the Fourth Proportional to 21,505.12, 32,262.29 and 7,465.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,505.12 : 32,262.29 = 7,465.59 : x
2. Step 2: Convert to fraction form
   21,505.12/32,262.29 = 7,465.59/x
3. Step 3: Cross multiply
   21,505.12x = 32,262.29 × 7,465.59
4. Step 4: Simplify right side
   21,505.12x = 240,857,020.27
5. Step 5: Solve for x
   x = 240,857,020.27/21,505.12
6. Step 6: Final answer
   x = 11,199.99