Finding the Fourth Proportional to 127,257.83, 175,618.00 and 69,899.57

Step by Step Solution

1. Step 1: Write the proportion equation
   127,257.83 : 175,618.00 = 69,899.57 : x
2. Step 2: Convert to fraction form
   127,257.83/175,618.00 = 69,899.57/x
3. Step 3: Cross multiply
   127,257.83x = 175,618.00 × 69,899.57
4. Step 4: Simplify right side
   127,257.83x = 12,275,623,146.78
5. Step 5: Solve for x
   x = 12,275,623,146.78/127,257.83
6. Step 6: Final answer
   x = 96,462.61