Finding the Fourth Proportional to 5,561.31, 7,674.69 and 3,043.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,561.31 : 7,674.69 = 3,043.53 : x
2. Step 2: Convert to fraction form
   5,561.31/7,674.69 = 3,043.53/x
3. Step 3: Cross multiply
   5,561.31x = 7,674.69 × 3,043.53
4. Step 4: Simplify right side
   5,561.31x = 23,358,149.26
5. Step 5: Solve for x
   x = 23,358,149.26/5,561.31
6. Step 6: Final answer
   x = 4,200.12