Finding the Fourth Proportional to 17,061.48, 23,532.12 and 15,149.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,061.48 : 23,532.12 = 15,149.61 : x
2. Step 2: Convert to fraction form
   17,061.48/23,532.12 = 15,149.61/x
3. Step 3: Cross multiply
   17,061.48x = 23,532.12 × 15,149.61
4. Step 4: Simplify right side
   17,061.48x = 356,502,440.47
5. Step 5: Solve for x
   x = 356,502,440.47/17,061.48
6. Step 6: Final answer
   x = 20,895.17