Finding the Fourth Proportional to 159,619.56, 220,276.52 and 88,002.15

Step by Step Solution

1. Step 1: Write the proportion equation
   159,619.56 : 220,276.52 = 88,002.15 : x
2. Step 2: Convert to fraction form
   159,619.56/220,276.52 = 88,002.15/x
3. Step 3: Cross multiply
   159,619.56x = 220,276.52 × 88,002.15
4. Step 4: Simplify right side
   159,619.56x = 19,384,807,354.52
5. Step 5: Solve for x
   x = 19,384,807,354.52/159,619.56
6. Step 6: Final answer
   x = 121,443.81