Finding the Fourth Proportional to 82,202.47, 113,427.25 and 49,920.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,202.47 : 113,427.25 = 49,920.30 : x
2. Step 2: Convert to fraction form
   82,202.47/113,427.25 = 49,920.30/x
3. Step 3: Cross multiply
   82,202.47x = 113,427.25 × 49,920.30
4. Step 4: Simplify right side
   82,202.47x = 5,662,322,348.18
5. Step 5: Solve for x
   x = 5,662,322,348.18/82,202.47
6. Step 6: Final answer
   x = 68,882.63