Finding the Fourth Proportional to 1,111.83, 1,665.59 and 597.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111.83 : 1,665.59 = 597.75 : x
2. Step 2: Convert to fraction form
   1,111.83/1,665.59 = 597.75/x
3. Step 3: Cross multiply
   1,111.83x = 1,665.59 × 597.75
4. Step 4: Simplify right side
   1,111.83x = 995,603.43
5. Step 5: Solve for x
   x = 995,603.43/1,111.83
6. Step 6: Final answer
   x = 895.46