Finding the Fourth Proportional to 150,196.82, 207,257.54 and 89,755.43

Step by Step Solution

1. Step 1: Write the proportion equation
   150,196.82 : 207,257.54 = 89,755.43 : x
2. Step 2: Convert to fraction form
   150,196.82/207,257.54 = 89,755.43/x
3. Step 3: Cross multiply
   150,196.82x = 207,257.54 × 89,755.43
4. Step 4: Simplify right side
   150,196.82x = 18,602,488,138.38
5. Step 5: Solve for x
   x = 18,602,488,138.38/150,196.82
6. Step 6: Final answer
   x = 123,854.08