Finding the Fourth Proportional to 127,158.72, 175,510.68 and 73,474.80

Step by Step Solution

1. Step 1: Write the proportion equation
   127,158.72 : 175,510.68 = 73,474.80 : x
2. Step 2: Convert to fraction form
   127,158.72/175,510.68 = 73,474.80/x
3. Step 3: Cross multiply
   127,158.72x = 175,510.68 × 73,474.80
4. Step 4: Simplify right side
   127,158.72x = 12,895,612,110.86
5. Step 5: Solve for x
   x = 12,895,612,110.86/127,158.72
6. Step 6: Final answer
   x = 101,413.51