Finding the Fourth Proportional to 12,146.56, 18,219.52 and 3,382.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,146.56 : 18,219.52 = 3,382.08 : x
2. Step 2: Convert to fraction form
   12,146.56/18,219.52 = 3,382.08/x
3. Step 3: Cross multiply
   12,146.56x = 18,219.52 × 3,382.08
4. Step 4: Simplify right side
   12,146.56x = 61,619,874.20
5. Step 5: Solve for x
   x = 61,619,874.20/12,146.56
6. Step 6: Final answer
   x = 5,073.03