Finding the Fourth Proportional to 10,412.42, 15,618.50 and 2,514.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,412.42 : 15,618.50 = 2,514.88 : x
2. Step 2: Convert to fraction form
   10,412.42/15,618.50 = 2,514.88/x
3. Step 3: Cross multiply
   10,412.42x = 15,618.50 × 2,514.88
4. Step 4: Simplify right side
   10,412.42x = 39,278,562.61
5. Step 5: Solve for x
   x = 39,278,562.61/10,412.42
6. Step 6: Final answer
   x = 3,772.28