Finding the Fourth Proportional to 236,105.52, 325,826.04 and 128,675.49

Step by Step Solution

1. Step 1: Write the proportion equation
   236,105.52 : 325,826.04 = 128,675.49 : x
2. Step 2: Convert to fraction form
   236,105.52/325,826.04 = 128,675.49/x
3. Step 3: Cross multiply
   236,105.52x = 325,826.04 × 128,675.49
4. Step 4: Simplify right side
   236,105.52x = 41,925,825,351.76
5. Step 5: Solve for x
   x = 41,925,825,351.76/236,105.52
6. Step 6: Final answer
   x = 177,572.41