Finding the Fourth Proportional to 125,162.88, 172,726.56 and 74,852.16

Step by Step Solution

1. Step 1: Write the proportion equation
   125,162.88 : 172,726.56 = 74,852.16 : x
2. Step 2: Convert to fraction form
   125,162.88/172,726.56 = 74,852.16/x
3. Step 3: Cross multiply
   125,162.88x = 172,726.56 × 74,852.16
4. Step 4: Simplify right side
   125,162.88x = 12,928,956,105.37
5. Step 5: Solve for x
   x = 12,928,956,105.37/125,162.88
6. Step 6: Final answer
   x = 103,297.05