Finding the Fourth Proportional to 5,323.72, 7,347.72 and 3,087.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,323.72 : 7,347.72 = 3,087.04 : x
2. Step 2: Convert to fraction form
   5,323.72/7,347.72 = 3,087.04/x
3. Step 3: Cross multiply
   5,323.72x = 7,347.72 × 3,087.04
4. Step 4: Simplify right side
   5,323.72x = 22,682,705.55
5. Step 5: Solve for x
   x = 22,682,705.55/5,323.72
6. Step 6: Final answer
   x = 4,260.69