Finding the Fourth Proportional to 12,310.25, 18,452.61 and 5,731.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,310.25 : 18,452.61 = 5,731.02 : x
2. Step 2: Convert to fraction form
   12,310.25/18,452.61 = 5,731.02/x
3. Step 3: Cross multiply
   12,310.25x = 18,452.61 × 5,731.02
4. Step 4: Simplify right side
   12,310.25x = 105,752,276.96
5. Step 5: Solve for x
   x = 105,752,276.96/12,310.25
6. Step 6: Final answer
   x = 8,590.59