Finding the Fourth Proportional to 79,338.72, 109,492.41 and 43,528.80

Step by Step Solution

1. Step 1: Write the proportion equation
   79,338.72 : 109,492.41 = 43,528.80 : x
2. Step 2: Convert to fraction form
   79,338.72/109,492.41 = 43,528.80/x
3. Step 3: Cross multiply
   79,338.72x = 109,492.41 × 43,528.80
4. Step 4: Simplify right side
   79,338.72x = 4,766,073,216.41
5. Step 5: Solve for x
   x = 4,766,073,216.41/79,338.72
6. Step 6: Final answer
   x = 60,072.47