Finding the Fourth Proportional to 5,292.02, 7,311.78 and 4,181.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,292.02 : 7,311.78 = 4,181.48 : x
2. Step 2: Convert to fraction form
   5,292.02/7,311.78 = 4,181.48/x
3. Step 3: Cross multiply
   5,292.02x = 7,311.78 × 4,181.48
4. Step 4: Simplify right side
   5,292.02x = 30,574,061.83
5. Step 5: Solve for x
   x = 30,574,061.83/5,292.02
6. Step 6: Final answer
   x = 5,777.39