Finding the Fourth Proportional to 150,105.84, 207,141.48 and 89,662.83

Step by Step Solution

1. Step 1: Write the proportion equation
   150,105.84 : 207,141.48 = 89,662.83 : x
2. Step 2: Convert to fraction form
   150,105.84/207,141.48 = 89,662.83/x
3. Step 3: Cross multiply
   150,105.84x = 207,141.48 × 89,662.83
4. Step 4: Simplify right side
   150,105.84x = 18,572,891,307.19
5. Step 5: Solve for x
   x = 18,572,891,307.19/150,105.84
6. Step 6: Final answer
   x = 123,731.97