Finding the Fourth Proportional to 92,834.53, 128,111.82 and 50,393.05

Step by Step Solution

1. Step 1: Write the proportion equation
   92,834.53 : 128,111.82 = 50,393.05 : x
2. Step 2: Convert to fraction form
   92,834.53/128,111.82 = 50,393.05/x
3. Step 3: Cross multiply
   92,834.53x = 128,111.82 × 50,393.05
4. Step 4: Simplify right side
   92,834.53x = 6,455,945,350.85
5. Step 5: Solve for x
   x = 6,455,945,350.85/92,834.53
6. Step 6: Final answer
   x = 69,542.50