Finding the Fourth Proportional to 159,500.16, 239,024.55 and 88,454.05

Step by Step Solution

1. Step 1: Write the proportion equation
   159,500.16 : 239,024.55 = 88,454.05 : x
2. Step 2: Convert to fraction form
   159,500.16/239,024.55 = 88,454.05/x
3. Step 3: Cross multiply
   159,500.16x = 239,024.55 × 88,454.05
4. Step 4: Simplify right side
   159,500.16x = 21,142,689,496.93
5. Step 5: Solve for x
   x = 21,142,689,496.93/159,500.16
6. Step 6: Final answer
   x = 132,555.91