Finding the Fourth Proportional to 77,150.34, 106,513.92 and 50,339.34

Step by Step Solution

1. Step 1: Write the proportion equation
   77,150.34 : 106,513.92 = 50,339.34 : x
2. Step 2: Convert to fraction form
   77,150.34/106,513.92 = 50,339.34/x
3. Step 3: Cross multiply
   77,150.34x = 106,513.92 × 50,339.34
4. Step 4: Simplify right side
   77,150.34x = 5,361,840,433.61
5. Step 5: Solve for x
   x = 5,361,840,433.61/77,150.34
6. Step 6: Final answer
   x = 69,498.60