Finding the Fourth Proportional to 2,328.17, 3,491.89 and 1,512.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,328.17 : 3,491.89 = 1,512.23 : x
2. Step 2: Convert to fraction form
   2,328.17/3,491.89 = 1,512.23/x
3. Step 3: Cross multiply
   2,328.17x = 3,491.89 × 1,512.23
4. Step 4: Simplify right side
   2,328.17x = 5,280,540.81
5. Step 5: Solve for x
   x = 5,280,540.81/2,328.17
6. Step 6: Final answer
   x = 2,268.11