Finding the Fourth Proportional to 142,614.24, 196,828.20 and 82,173.30

Step by Step Solution

1. Step 1: Write the proportion equation
   142,614.24 : 196,828.20 = 82,173.30 : x
2. Step 2: Convert to fraction form
   142,614.24/196,828.20 = 82,173.30/x
3. Step 3: Cross multiply
   142,614.24x = 196,828.20 × 82,173.30
4. Step 4: Simplify right side
   142,614.24x = 16,174,022,727.06
5. Step 5: Solve for x
   x = 16,174,022,727.06/142,614.24
6. Step 6: Final answer
   x = 113,410.99