Finding the Fourth Proportional to 82,129.87, 113,339.40 and 44,404.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,129.87 : 113,339.40 = 44,404.12 : x
2. Step 2: Convert to fraction form
   82,129.87/113,339.40 = 44,404.12/x
3. Step 3: Cross multiply
   82,129.87x = 113,339.40 × 44,404.12
4. Step 4: Simplify right side
   82,129.87x = 5,032,736,096.31
5. Step 5: Solve for x
   x = 5,032,736,096.31/82,129.87
6. Step 6: Final answer
   x = 61,277.78