Finding the Fourth Proportional to 142,570.53, 196,796.49 and 82,165.29

Step by Step Solution

1. Step 1: Write the proportion equation
   142,570.53 : 196,796.49 = 82,165.29 : x
2. Step 2: Convert to fraction form
   142,570.53/196,796.49 = 82,165.29/x
3. Step 3: Cross multiply
   142,570.53x = 196,796.49 × 82,165.29
4. Step 4: Simplify right side
   142,570.53x = 16,169,839,625.73
5. Step 5: Solve for x
   x = 16,169,839,625.73/142,570.53
6. Step 6: Final answer
   x = 113,416.42