Finding the Fourth Proportional to 79,414.05, 109,642.67 and 49,231.63

Step by Step Solution

1. Step 1: Write the proportion equation
   79,414.05 : 109,642.67 = 49,231.63 : x
2. Step 2: Convert to fraction form
   79,414.05/109,642.67 = 49,231.63/x
3. Step 3: Cross multiply
   79,414.05x = 109,642.67 × 49,231.63
4. Step 4: Simplify right side
   79,414.05x = 5,397,886,958.89
5. Step 5: Solve for x
   x = 5,397,886,958.89/79,414.05
6. Step 6: Final answer
   x = 67,971.44