Finding the Fourth Proportional to 123,444.06, 170,290.71 and 80,996.70

Step by Step Solution

1. Step 1: Write the proportion equation
   123,444.06 : 170,290.71 = 80,996.70 : x
2. Step 2: Convert to fraction form
   123,444.06/170,290.71 = 80,996.70/x
3. Step 3: Cross multiply
   123,444.06x = 170,290.71 × 80,996.70
4. Step 4: Simplify right side
   123,444.06x = 13,792,985,550.66
5. Step 5: Solve for x
   x = 13,792,985,550.66/123,444.06
6. Step 6: Final answer
   x = 111,734.70