Finding the Fourth Proportional to 1,857.01, 2,562.58 and 1,111.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,857.01 : 2,562.58 = 1,111.03 : x
2. Step 2: Convert to fraction form
   1,857.01/2,562.58 = 1,111.03/x
3. Step 3: Cross multiply
   1,857.01x = 2,562.58 × 1,111.03
4. Step 4: Simplify right side
   1,857.01x = 2,847,103.26
5. Step 5: Solve for x
   x = 2,847,103.26/1,857.01
6. Step 6: Final answer
   x = 1,533.17