Finding the Fourth Proportional to 164,853.75, 227,498.31 and 89,402.25

Step by Step Solution

1. Step 1: Write the proportion equation
   164,853.75 : 227,498.31 = 89,402.25 : x
2. Step 2: Convert to fraction form
   164,853.75/227,498.31 = 89,402.25/x
3. Step 3: Cross multiply
   164,853.75x = 227,498.31 × 89,402.25
4. Step 4: Simplify right side
   164,853.75x = 20,338,860,785.20
5. Step 5: Solve for x
   x = 20,338,860,785.20/164,853.75
6. Step 6: Final answer
   x = 123,375.18