Finding the Fourth Proportional to 82,201.47, 113,425.87 and 49,919.30

Step by Step Solution

1. Step 1: Write the proportion equation
   82,201.47 : 113,425.87 = 49,919.30 : x
2. Step 2: Convert to fraction form
   82,201.47/113,425.87 = 49,919.30/x
3. Step 3: Cross multiply
   82,201.47x = 113,425.87 × 49,919.30
4. Step 4: Simplify right side
   82,201.47x = 5,662,140,032.29
5. Step 5: Solve for x
   x = 5,662,140,032.29/82,201.47
6. Step 6: Final answer
   x = 68,881.25