Finding the Fourth Proportional to 82,415.72, 113,733.78 and 44,689.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,415.72 : 113,733.78 = 44,689.96 : x
2. Step 2: Convert to fraction form
   82,415.72/113,733.78 = 44,689.96/x
3. Step 3: Cross multiply
   82,415.72x = 113,733.78 × 44,689.96
4. Step 4: Simplify right side
   82,415.72x = 5,082,758,078.85
5. Step 5: Solve for x
   x = 5,082,758,078.85/82,415.72
6. Step 6: Final answer
   x = 61,672.19