Finding the Fourth Proportional to 76,422.02, 114,632.94 and 50,120.61

Step by Step Solution

1. Step 1: Write the proportion equation
   76,422.02 : 114,632.94 = 50,120.61 : x
2. Step 2: Convert to fraction form
   76,422.02/114,632.94 = 50,120.61/x
3. Step 3: Cross multiply
   76,422.02x = 114,632.94 × 50,120.61
4. Step 4: Simplify right side
   76,422.02x = 5,745,472,878.89
5. Step 5: Solve for x
   x = 5,745,472,878.89/76,422.02
6. Step 6: Final answer
   x = 75,180.86