Finding the Fourth Proportional to 3,907.32, 5,392.62 and 2,514.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,907.32 : 5,392.62 = 2,514.12 : x
2. Step 2: Convert to fraction form
   3,907.32/5,392.62 = 2,514.12/x
3. Step 3: Cross multiply
   3,907.32x = 5,392.62 × 2,514.12
4. Step 4: Simplify right side
   3,907.32x = 13,557,693.79
5. Step 5: Solve for x
   x = 13,557,693.79/3,907.32
6. Step 6: Final answer
   x = 3,469.82