Finding the Fourth Proportional to 159,743.72, 220,447.06 and 88,123.72

Step by Step Solution

1. Step 1: Write the proportion equation
   159,743.72 : 220,447.06 = 88,123.72 : x
2. Step 2: Convert to fraction form
   159,743.72/220,447.06 = 88,123.72/x
3. Step 3: Cross multiply
   159,743.72x = 220,447.06 × 88,123.72
4. Step 4: Simplify right side
   159,743.72x = 19,426,615,128.26
5. Step 5: Solve for x
   x = 19,426,615,128.26/159,743.72
6. Step 6: Final answer
   x = 121,611.14