Finding the Fourth Proportional to 5,514.22, 7,610.29 and 3,156.31

Step by Step Solution

1. Step 1: Write the proportion equation
   5,514.22 : 7,610.29 = 3,156.31 : x
2. Step 2: Convert to fraction form
   5,514.22/7,610.29 = 3,156.31/x
3. Step 3: Cross multiply
   5,514.22x = 7,610.29 × 3,156.31
4. Step 4: Simplify right side
   5,514.22x = 24,020,434.43
5. Step 5: Solve for x
   x = 24,020,434.43/5,514.22
6. Step 6: Final answer
   x = 4,356.09