Finding the Fourth Proportional to 142,082.39, 196,073.69 and 96,839.41

Step by Step Solution

1. Step 1: Write the proportion equation
   142,082.39 : 196,073.69 = 96,839.41 : x
2. Step 2: Convert to fraction form
   142,082.39/196,073.69 = 96,839.41/x
3. Step 3: Cross multiply
   142,082.39x = 196,073.69 × 96,839.41
4. Step 4: Simplify right side
   142,082.39x = 18,987,660,208.04
5. Step 5: Solve for x
   x = 18,987,660,208.04/142,082.39
6. Step 6: Final answer
   x = 133,638.38