Finding the Fourth Proportional to 142,933.82, 197,255.25 and 79,267.82

Step by Step Solution

1. Step 1: Write the proportion equation
   142,933.82 : 197,255.25 = 79,267.82 : x
2. Step 2: Convert to fraction form
   142,933.82/197,255.25 = 79,267.82/x
3. Step 3: Cross multiply
   142,933.82x = 197,255.25 × 79,267.82
4. Step 4: Simplify right side
   142,933.82x = 15,635,992,664.78
5. Step 5: Solve for x
   x = 15,635,992,664.78/142,933.82
6. Step 6: Final answer
   x = 109,393.24