Finding the Fourth Proportional to 5,514.89, 7,607.89 and 3,155.63

Step by Step Solution

1. Step 1: Write the proportion equation
   5,514.89 : 7,607.89 = 3,155.63 : x
2. Step 2: Convert to fraction form
   5,514.89/7,607.89 = 3,155.63/x
3. Step 3: Cross multiply
   5,514.89x = 7,607.89 × 3,155.63
4. Step 4: Simplify right side
   5,514.89x = 24,007,651.83
5. Step 5: Solve for x
   x = 24,007,651.83/5,514.89
6. Step 6: Final answer
   x = 4,353.25