Finding the Fourth Proportional to 5,434.89, 8,154.50 and 2,514.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,434.89 : 8,154.50 = 2,514.57 : x
2. Step 2: Convert to fraction form
   5,434.89/8,154.50 = 2,514.57/x
3. Step 3: Cross multiply
   5,434.89x = 8,154.50 × 2,514.57
4. Step 4: Simplify right side
   5,434.89x = 20,505,048.49
5. Step 5: Solve for x
   x = 20,505,048.49/5,434.89
6. Step 6: Final answer
   x = 3,772.85