Finding the Fourth Proportional to 82,354.32, 113,651.16 and 50,077.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,354.32 : 113,651.16 = 50,077.80 : x
2. Step 2: Convert to fraction form
   82,354.32/113,651.16 = 50,077.80/x
3. Step 3: Cross multiply
   82,354.32x = 113,651.16 × 50,077.80
4. Step 4: Simplify right side
   82,354.32x = 5,691,400,060.25
5. Step 5: Solve for x
   x = 5,691,400,060.25/82,354.32
6. Step 6: Final answer
   x = 69,108.70