Finding the Fourth Proportional to 5,513.49, 7,608.51 and 3,123.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,513.49 : 7,608.51 = 3,123.42 : x
2. Step 2: Convert to fraction form
   5,513.49/7,608.51 = 3,123.42/x
3. Step 3: Cross multiply
   5,513.49x = 7,608.51 × 3,123.42
4. Step 4: Simplify right side
   5,513.49x = 23,764,572.30
5. Step 5: Solve for x
   x = 23,764,572.30/5,513.49
6. Step 6: Final answer
   x = 4,310.26