Finding the Fourth Proportional to 1,857.55, 2,562.69 and 1,111.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857.55 : 2,562.69 = 1,111.24 : x
2. Step 2: Convert to fraction form
   1,857.55/2,562.69 = 1,111.24/x
3. Step 3: Cross multiply
   1,857.55x = 2,562.69 × 1,111.24
4. Step 4: Simplify right side
   1,857.55x = 2,847,763.64
5. Step 5: Solve for x
   x = 2,847,763.64/1,857.55
6. Step 6: Final answer
   x = 1,533.08