Finding the Fourth Proportional to 79,664.79, 109,941.35 and 43,854.42

Step by Step Solution

1. Step 1: Write the proportion equation
   79,664.79 : 109,941.35 = 43,854.42 : x
2. Step 2: Convert to fraction form
   79,664.79/109,941.35 = 43,854.42/x
3. Step 3: Cross multiply
   79,664.79x = 109,941.35 × 43,854.42
4. Step 4: Simplify right side
   79,664.79x = 4,821,414,138.27
5. Step 5: Solve for x
   x = 4,821,414,138.27/79,664.79
6. Step 6: Final answer
   x = 60,521.27