Finding the Fourth Proportional to 1,544.35, 2,314.90 and 1,111.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,544.35 : 2,314.90 = 1,111.27 : x
2. Step 2: Convert to fraction form
   1,544.35/2,314.90 = 1,111.27/x
3. Step 3: Cross multiply
   1,544.35x = 2,314.90 × 1,111.27
4. Step 4: Simplify right side
   1,544.35x = 2,572,478.92
5. Step 5: Solve for x
   x = 2,572,478.92/1,544.35
6. Step 6: Final answer
   x = 1,665.74