Finding the Fourth Proportional to 127,326.76, 175,710.89 and 69,969.78

Step by Step Solution

1. Step 1: Write the proportion equation
   127,326.76 : 175,710.89 = 69,969.78 : x
2. Step 2: Convert to fraction form
   127,326.76/175,710.89 = 69,969.78/x
3. Step 3: Cross multiply
   127,326.76x = 175,710.89 × 69,969.78
4. Step 4: Simplify right side
   127,326.76x = 12,294,452,491.83
5. Step 5: Solve for x
   x = 12,294,452,491.83/127,326.76
6. Step 6: Final answer
   x = 96,558.28