Finding the Fourth Proportional to 12,116.72, 18,173.73 and 3,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,116.72 : 18,173.73 = 3,350.50 : x
2. Step 2: Convert to fraction form
   12,116.72/18,173.73 = 3,350.50/x
3. Step 3: Cross multiply
   12,116.72x = 18,173.73 × 3,350.50
4. Step 4: Simplify right side
   12,116.72x = 60,891,082.37
5. Step 5: Solve for x
   x = 60,891,082.37/12,116.72
6. Step 6: Final answer
   x = 5,025.38