Finding the Fourth Proportional to 165,392.52, 228,241.92 and 89,941

Step by Step Solution

1. Step 1: Write the proportion equation
   165,392.52 : 228,241.92 = 89,941 : x
2. Step 2: Convert to fraction form
   165,392.52/228,241.92 = 89,941/x
3. Step 3: Cross multiply
   165,392.52x = 228,241.92 × 89,941
4. Step 4: Simplify right side
   165,392.52x = 20,528,306,526.72
5. Step 5: Solve for x
   x = 20,528,306,526.72/165,392.52
6. Step 6: Final answer
   x = 124,118.71