Finding the Fourth Proportional to 123,354.75, 170,261.46 and 80,441.22

Step by Step Solution

1. Step 1: Write the proportion equation
   123,354.75 : 170,261.46 = 80,441.22 : x
2. Step 2: Convert to fraction form
   123,354.75/170,261.46 = 80,441.22/x
3. Step 3: Cross multiply
   123,354.75x = 170,261.46 × 80,441.22
4. Step 4: Simplify right side
   123,354.75x = 13,696,039,561.38
5. Step 5: Solve for x
   x = 13,696,039,561.38/123,354.75
6. Step 6: Final answer
   x = 111,029.69