Finding the Fourth Proportional to 142,441.43, 196,629.70 and 88,752.98

Step by Step Solution

1. Step 1: Write the proportion equation
   142,441.43 : 196,629.70 = 88,752.98 : x
2. Step 2: Convert to fraction form
   142,441.43/196,629.70 = 88,752.98/x
3. Step 3: Cross multiply
   142,441.43x = 196,629.70 × 88,752.98
4. Step 4: Simplify right side
   142,441.43x = 17,451,470,959.30
5. Step 5: Solve for x
   x = 17,451,470,959.30/142,441.43
6. Step 6: Final answer
   x = 122,516.82