Finding the Fourth Proportional to 165,326.50, 228,150.66 and 89,875

Step by Step Solution

1. Step 1: Write the proportion equation
   165,326.50 : 228,150.66 = 89,875 : x
2. Step 2: Convert to fraction form
   165,326.50/228,150.66 = 89,875/x
3. Step 3: Cross multiply
   165,326.50x = 228,150.66 × 89,875
4. Step 4: Simplify right side
   165,326.50x = 20,505,040,567.50
5. Step 5: Solve for x
   x = 20,505,040,567.50/165,326.50
6. Step 6: Final answer
   x = 124,027.55