Finding the Fourth Proportional to 79,401.60, 109,578.24 and 43,591.32

Step by Step Solution

1. Step 1: Write the proportion equation
   79,401.60 : 109,578.24 = 43,591.32 : x
2. Step 2: Convert to fraction form
   79,401.60/109,578.24 = 43,591.32/x
3. Step 3: Cross multiply
   79,401.60x = 109,578.24 × 43,591.32
4. Step 4: Simplify right side
   79,401.60x = 4,776,660,124.88
5. Step 5: Solve for x
   x = 4,776,660,124.88/79,401.60
6. Step 6: Final answer
   x = 60,158.24