Finding the Fourth Proportional to 31,929.10, 44,061.90 and 17,781.64

Step by Step Solution

1. Step 1: Write the proportion equation
   31,929.10 : 44,061.90 = 17,781.64 : x
2. Step 2: Convert to fraction form
   31,929.10/44,061.90 = 17,781.64/x
3. Step 3: Cross multiply
   31,929.10x = 44,061.90 × 17,781.64
4. Step 4: Simplify right side
   31,929.10x = 783,492,843.52
5. Step 5: Solve for x
   x = 783,492,843.52/31,929.10
6. Step 6: Final answer
   x = 24,538.52