Finding the Fourth Proportional to 81,981.17, 113,132.48 and 44,685.71

Step by Step Solution

1. Step 1: Write the proportion equation
   81,981.17 : 113,132.48 = 44,685.71 : x
2. Step 2: Convert to fraction form
   81,981.17/113,132.48 = 44,685.71/x
3. Step 3: Cross multiply
   81,981.17x = 113,132.48 × 44,685.71
4. Step 4: Simplify right side
   81,981.17x = 5,055,404,403.77
5. Step 5: Solve for x
   x = 5,055,404,403.77/81,981.17
6. Step 6: Final answer
   x = 61,665.44