Finding the Fourth Proportional to 1,233.91, 1,851.50 and 584.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.91 : 1,851.50 = 584.47 : x
2. Step 2: Convert to fraction form
   1,233.91/1,851.50 = 584.47/x
3. Step 3: Cross multiply
   1,233.91x = 1,851.50 × 584.47
4. Step 4: Simplify right side
   1,233.91x = 1,082,146.21
5. Step 5: Solve for x
   x = 1,082,146.21/1,233.91
6. Step 6: Final answer
   x = 877.01