Finding the Fourth Proportional to 93,082.50, 128,454.42 and 50,641.34

Step by Step Solution

1. Step 1: Write the proportion equation
   93,082.50 : 128,454.42 = 50,641.34 : x
2. Step 2: Convert to fraction form
   93,082.50/128,454.42 = 50,641.34/x
3. Step 3: Cross multiply
   93,082.50x = 128,454.42 × 50,641.34
4. Step 4: Simplify right side
   93,082.50x = 6,505,103,797.15
5. Step 5: Solve for x
   x = 6,505,103,797.15/93,082.50
6. Step 6: Final answer
   x = 69,885.35