Finding the Fourth Proportional to 1,862.83, 2,570.56 and 1,117

Step by Step Solution

1. Step 1: Write the proportion equation
   1,862.83 : 2,570.56 = 1,117 : x
2. Step 2: Convert to fraction form
   1,862.83/2,570.56 = 1,117/x
3. Step 3: Cross multiply
   1,862.83x = 2,570.56 × 1,117
4. Step 4: Simplify right side
   1,862.83x = 2,871,315.52
5. Step 5: Solve for x
   x = 2,871,315.52/1,862.83
6. Step 6: Final answer
   x = 1,541.37