Finding the Fourth Proportional to 77,161.34, 106,529.10 and 50,350.34

Step by Step Solution

1. Step 1: Write the proportion equation
   77,161.34 : 106,529.10 = 50,350.34 : x
2. Step 2: Convert to fraction form
   77,161.34/106,529.10 = 50,350.34/x
3. Step 3: Cross multiply
   77,161.34x = 106,529.10 × 50,350.34
4. Step 4: Simplify right side
   77,161.34x = 5,363,776,404.89
5. Step 5: Solve for x
   x = 5,363,776,404.89/77,161.34
6. Step 6: Final answer
   x = 69,513.78