Finding the Fourth Proportional to 154,965.78, 232,437.15 and 88,196.34

Step by Step Solution

1. Step 1: Write the proportion equation
   154,965.78 : 232,437.15 = 88,196.34 : x
2. Step 2: Convert to fraction form
   154,965.78/232,437.15 = 88,196.34/x
3. Step 3: Cross multiply
   154,965.78x = 232,437.15 × 88,196.34
4. Step 4: Simplify right side
   154,965.78x = 20,500,105,910.03
5. Step 5: Solve for x
   x = 20,500,105,910.03/154,965.78
6. Step 6: Final answer
   x = 132,287.95