Finding the Fourth Proportional to 79,520.87, 109,738.16 and 43,710.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,520.87 : 109,738.16 = 43,710.50 : x
2. Step 2: Convert to fraction form
   79,520.87/109,738.16 = 43,710.50/x
3. Step 3: Cross multiply
   79,520.87x = 109,738.16 × 43,710.50
4. Step 4: Simplify right side
   79,520.87x = 4,796,710,062.39
5. Step 5: Solve for x
   x = 4,796,710,062.39/79,520.87
6. Step 6: Final answer
   x = 60,320.14