Finding the Fourth Proportional to 127,123.50, 175,430.30 and 69,763.15

Step by Step Solution

1. Step 1: Write the proportion equation
   127,123.50 : 175,430.30 = 69,763.15 : x
2. Step 2: Convert to fraction form
   127,123.50/175,430.30 = 69,763.15/x
3. Step 3: Cross multiply
   127,123.50x = 175,430.30 × 69,763.15
4. Step 4: Simplify right side
   127,123.50x = 12,238,569,546.05
5. Step 5: Solve for x
   x = 12,238,569,546.05/127,123.50
6. Step 6: Final answer
   x = 96,273.07