Finding the Fourth Proportional to 127,375.60, 175,593.06 and 89,016.05

Step by Step Solution

1. Step 1: Write the proportion equation
   127,375.60 : 175,593.06 = 89,016.05 : x
2. Step 2: Convert to fraction form
   127,375.60/175,593.06 = 89,016.05/x
3. Step 3: Cross multiply
   127,375.60x = 175,593.06 × 89,016.05
4. Step 4: Simplify right side
   127,375.60x = 15,630,600,608.61
5. Step 5: Solve for x
   x = 15,630,600,608.61/127,375.60
6. Step 6: Final answer
   x = 122,712.68