Finding the Fourth Proportional to 82,198.79, 113,436.13 and 45,404.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,198.79 : 113,436.13 = 45,404.92 : x
2. Step 2: Convert to fraction form
   82,198.79/113,436.13 = 45,404.92/x
3. Step 3: Cross multiply
   82,198.79x = 113,436.13 × 45,404.92
4. Step 4: Simplify right side
   82,198.79x = 5,150,557,840.58
5. Step 5: Solve for x
   x = 5,150,557,840.58/82,198.79
6. Step 6: Final answer
   x = 62,659.78