Finding the Fourth Proportional to 12,397.06, 18,594.72 and 3,631.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,397.06 : 18,594.72 = 3,631.24 : x
2. Step 2: Convert to fraction form
   12,397.06/18,594.72 = 3,631.24/x
3. Step 3: Cross multiply
   12,397.06x = 18,594.72 × 3,631.24
4. Step 4: Simplify right side
   12,397.06x = 67,521,891.05
5. Step 5: Solve for x
   x = 67,521,891.05/12,397.06
6. Step 6: Final answer
   x = 5,446.61