Finding the Fourth Proportional to 159,703.56, 220,401 and 88,083.72

Step by Step Solution

1. Step 1: Write the proportion equation
   159,703.56 : 220,401 = 88,083.72 : x
2. Step 2: Convert to fraction form
   159,703.56/220,401 = 88,083.72/x
3. Step 3: Cross multiply
   159,703.56x = 220,401 × 88,083.72
4. Step 4: Simplify right side
   159,703.56x = 19,413,739,971.72
5. Step 5: Solve for x
   x = 19,413,739,971.72/159,703.56
6. Step 6: Final answer
   x = 121,561.10