Finding the Fourth Proportional to 82,355.32, 113,652.54 and 50,078.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,355.32 : 113,652.54 = 50,078.80 : x
2. Step 2: Convert to fraction form
   82,355.32/113,652.54 = 50,078.80/x
3. Step 3: Cross multiply
   82,355.32x = 113,652.54 × 50,078.80
4. Step 4: Simplify right side
   82,355.32x = 5,691,582,820.15
5. Step 5: Solve for x
   x = 5,691,582,820.15/82,355.32
6. Step 6: Final answer
   x = 69,110.08