Finding the Fourth Proportional to 79,664.50, 109,944.33 and 43,861.78

Step by Step Solution

1. Step 1: Write the proportion equation
   79,664.50 : 109,944.33 = 43,861.78 : x
2. Step 2: Convert to fraction form
   79,664.50/109,944.33 = 43,861.78/x
3. Step 3: Cross multiply
   79,664.50x = 109,944.33 × 43,861.78
4. Step 4: Simplify right side
   79,664.50x = 4,822,354,014.71
5. Step 5: Solve for x
   x = 4,822,354,014.71/79,664.50
6. Step 6: Final answer
   x = 60,533.29