Finding the Fourth Proportional to 149,897.33, 206,860.86 and 89,456.24

Step by Step Solution

1. Step 1: Write the proportion equation
   149,897.33 : 206,860.86 = 89,456.24 : x
2. Step 2: Convert to fraction form
   149,897.33/206,860.86 = 89,456.24/x
3. Step 3: Cross multiply
   149,897.33x = 206,860.86 × 89,456.24
4. Step 4: Simplify right side
   149,897.33x = 18,504,995,255.92
5. Step 5: Solve for x
   x = 18,504,995,255.92/149,897.33
6. Step 6: Final answer
   x = 123,451.14