Finding the Fourth Proportional to 5,749.04, 7,915.49 and 5,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,749.04 : 7,915.49 = 5,223.50 : x
2. Step 2: Convert to fraction form
   5,749.04/7,915.49 = 5,223.50/x
3. Step 3: Cross multiply
   5,749.04x = 7,915.49 × 5,223.50
4. Step 4: Simplify right side
   5,749.04x = 41,346,594.86
5. Step 5: Solve for x
   x = 41,346,594.86/5,749.04
6. Step 6: Final answer
   x = 7,191.91