Finding the Fourth Proportional to 82,171.62, 113,396.61 and 44,445.78

Step by Step Solution

1. Step 1: Write the proportion equation
   82,171.62 : 113,396.61 = 44,445.78 : x
2. Step 2: Convert to fraction form
   82,171.62/113,396.61 = 44,445.78/x
3. Step 3: Cross multiply
   82,171.62x = 113,396.61 × 44,445.78
4. Step 4: Simplify right side
   82,171.62x = 5,040,000,780.81
5. Step 5: Solve for x
   x = 5,040,000,780.81/82,171.62
6. Step 6: Final answer
   x = 61,335.05