Finding the Fourth Proportional to 127,414.10, 191,144.10 and 52,493.30

Step by Step Solution

1. Step 1: Write the proportion equation
   127,414.10 : 191,144.10 = 52,493.30 : x
2. Step 2: Convert to fraction form
   127,414.10/191,144.10 = 52,493.30/x
3. Step 3: Cross multiply
   127,414.10x = 191,144.10 × 52,493.30
4. Step 4: Simplify right side
   127,414.10x = 10,033,784,584.53
5. Step 5: Solve for x
   x = 10,033,784,584.53/127,414.10
6. Step 6: Final answer
   x = 78,749.41