Finding the Fourth Proportional to 69,744.78, 104,616.27 and 17,154.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,744.78 : 104,616.27 = 17,154.72 : x
2. Step 2: Convert to fraction form
   69,744.78/104,616.27 = 17,154.72/x
3. Step 3: Cross multiply
   69,744.78x = 104,616.27 × 17,154.72
4. Step 4: Simplify right side
   69,744.78x = 1,794,662,819.29
5. Step 5: Solve for x
   x = 1,794,662,819.29/69,744.78
6. Step 6: Final answer
   x = 25,731.86