Finding the Fourth Proportional to 127,751.94, 191,498.04 and 52,912.80

Step by Step Solution

1. Step 1: Write the proportion equation
   127,751.94 : 191,498.04 = 52,912.80 : x
2. Step 2: Convert to fraction form
   127,751.94/191,498.04 = 52,912.80/x
3. Step 3: Cross multiply
   127,751.94x = 191,498.04 × 52,912.80
4. Step 4: Simplify right side
   127,751.94x = 10,132,697,490.91
5. Step 5: Solve for x
   x = 10,132,697,490.91/127,751.94
6. Step 6: Final answer
   x = 79,315.41