Finding the Fourth Proportional to 2,447.28, 3,672.72 and 1,524.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,447.28 : 3,672.72 = 1,524.20 : x
2. Step 2: Convert to fraction form
   2,447.28/3,672.72 = 1,524.20/x
3. Step 3: Cross multiply
   2,447.28x = 3,672.72 × 1,524.20
4. Step 4: Simplify right side
   2,447.28x = 5,597,941.46
5. Step 5: Solve for x
   x = 5,597,941.46/2,447.28
6. Step 6: Final answer
   x = 2,287.41