Finding the Fourth Proportional to 127,753.24, 175,022.78 and 122,964.72

Step by Step Solution

1. Step 1: Write the proportion equation
   127,753.24 : 175,022.78 = 122,964.72 : x
2. Step 2: Convert to fraction form
   127,753.24/175,022.78 = 122,964.72/x
3. Step 3: Cross multiply
   127,753.24x = 175,022.78 × 122,964.72
4. Step 4: Simplify right side
   127,753.24x = 21,521,627,136.32
5. Step 5: Solve for x
   x = 21,521,627,136.32/127,753.24
6. Step 6: Final answer
   x = 168,462.48