Finding the Fourth Proportional to 127,317.35, 175,700.72 and 69,957.50

Step by Step Solution

1. Step 1: Write the proportion equation
   127,317.35 : 175,700.72 = 69,957.50 : x
2. Step 2: Convert to fraction form
   127,317.35/175,700.72 = 69,957.50/x
3. Step 3: Cross multiply
   127,317.35x = 175,700.72 × 69,957.50
4. Step 4: Simplify right side
   127,317.35x = 12,291,582,415.79
5. Step 5: Solve for x
   x = 12,291,582,415.79/127,317.35
6. Step 6: Final answer
   x = 96,542.87