Finding the Fourth Proportional to 2,274.24, 3,411.72 and 975.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274.24 : 3,411.72 = 975.72 : x
2. Step 2: Convert to fraction form
   2,274.24/3,411.72 = 975.72/x
3. Step 3: Cross multiply
   2,274.24x = 3,411.72 × 975.72
4. Step 4: Simplify right side
   2,274.24x = 3,328,883.44
5. Step 5: Solve for x
   x = 3,328,883.44/2,274.24
6. Step 6: Final answer
   x = 1,463.73