Finding the Fourth Proportional to 159,651.27, 220,350.69 and 91,714.83

Step by Step Solution

1. Step 1: Write the proportion equation
   159,651.27 : 220,350.69 = 91,714.83 : x
2. Step 2: Convert to fraction form
   159,651.27/220,350.69 = 91,714.83/x
3. Step 3: Cross multiply
   159,651.27x = 220,350.69 × 91,714.83
4. Step 4: Simplify right side
   159,651.27x = 20,209,426,073.73
5. Step 5: Solve for x
   x = 20,209,426,073.73/159,651.27
6. Step 6: Final answer
   x = 126,584.81