Finding the Fourth Proportional to 142,951.96, 197,209 and 89,250.24

Step by Step Solution

1. Step 1: Write the proportion equation
   142,951.96 : 197,209 = 89,250.24 : x
2. Step 2: Convert to fraction form
   142,951.96/197,209 = 89,250.24/x
3. Step 3: Cross multiply
   142,951.96x = 197,209 × 89,250.24
4. Step 4: Simplify right side
   142,951.96x = 17,600,950,580.16
5. Step 5: Solve for x
   x = 17,600,950,580.16/142,951.96
6. Step 6: Final answer
   x = 123,124.93