Finding the Fourth Proportional to 82,062.74, 113,218.31 and 49,807.53

Step by Step Solution

1. Step 1: Write the proportion equation
   82,062.74 : 113,218.31 = 49,807.53 : x
2. Step 2: Convert to fraction form
   82,062.74/113,218.31 = 49,807.53/x
3. Step 3: Cross multiply
   82,062.74x = 113,218.31 × 49,807.53
4. Step 4: Simplify right side
   82,062.74x = 5,639,124,496.39
5. Step 5: Solve for x
   x = 5,639,124,496.39/82,062.74
6. Step 6: Final answer
   x = 68,717.23