Finding the Fourth Proportional to 2,062.54, 2,846.72 and 1,223.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,062.54 : 2,846.72 = 1,223.71 : x
2. Step 2: Convert to fraction form
   2,062.54/2,846.72 = 1,223.71/x
3. Step 3: Cross multiply
   2,062.54x = 2,846.72 × 1,223.71
4. Step 4: Simplify right side
   2,062.54x = 3,483,541.16
5. Step 5: Solve for x
   x = 3,483,541.16/2,062.54
6. Step 6: Final answer
   x = 1,688.96