Finding the Fourth Proportional to 166,026.83, 229,119.57 and 90,575.33

Step by Step Solution

1. Step 1: Write the proportion equation
   166,026.83 : 229,119.57 = 90,575.33 : x
2. Step 2: Convert to fraction form
   166,026.83/229,119.57 = 90,575.33/x
3. Step 3: Cross multiply
   166,026.83x = 229,119.57 × 90,575.33
4. Step 4: Simplify right side
   166,026.83x = 20,752,579,516.61
5. Step 5: Solve for x
   x = 20,752,579,516.61/166,026.83
6. Step 6: Final answer
   x = 124,995.34