Finding the Fourth Proportional to 142,613.02, 196,849.74 and 82,223.98

Step by Step Solution

1. Step 1: Write the proportion equation
   142,613.02 : 196,849.74 = 82,223.98 : x
2. Step 2: Convert to fraction form
   142,613.02/196,849.74 = 82,223.98/x
3. Step 3: Cross multiply
   142,613.02x = 196,849.74 × 82,223.98
4. Step 4: Simplify right side
   142,613.02x = 16,185,768,900.98
5. Step 5: Solve for x
   x = 16,185,768,900.98/142,613.02
6. Step 6: Final answer
   x = 113,494.33