Finding the Fourth Proportional to 50,373.75, 69,073.70 and 49,061.55

Step by Step Solution

1. Step 1: Write the proportion equation
   50,373.75 : 69,073.70 = 49,061.55 : x
2. Step 2: Convert to fraction form
   50,373.75/69,073.70 = 49,061.55/x
3. Step 3: Cross multiply
   50,373.75x = 69,073.70 × 49,061.55
4. Step 4: Simplify right side
   50,373.75x = 3,388,862,540.93
5. Step 5: Solve for x
   x = 3,388,862,540.93/50,373.75
6. Step 6: Final answer
   x = 67,274.37