Finding the Fourth Proportional to 158,520.96, 218,757.12 and 91,451.52

Step by Step Solution

1. Step 1: Write the proportion equation
   158,520.96 : 218,757.12 = 91,451.52 : x
2. Step 2: Convert to fraction form
   158,520.96/218,757.12 = 91,451.52/x
3. Step 3: Cross multiply
   158,520.96x = 218,757.12 × 91,451.52
4. Step 4: Simplify right side
   158,520.96x = 20,005,671,134.82
5. Step 5: Solve for x
   x = 20,005,671,134.82/158,520.96
6. Step 6: Final answer
   x = 126,202.06