Finding the Fourth Proportional to 79,018.71, 109,049.87 and 43,208.34

Step by Step Solution

1. Step 1: Write the proportion equation
   79,018.71 : 109,049.87 = 43,208.34 : x
2. Step 2: Convert to fraction form
   79,018.71/109,049.87 = 43,208.34/x
3. Step 3: Cross multiply
   79,018.71x = 109,049.87 × 43,208.34
4. Step 4: Simplify right side
   79,018.71x = 4,711,863,859.92
5. Step 5: Solve for x
   x = 4,711,863,859.92/79,018.71
6. Step 6: Final answer
   x = 59,629.72