Finding the Fourth Proportional to 1,830.47, 2,747.25 and 791.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830.47 : 2,747.25 = 791.27 : x
2. Step 2: Convert to fraction form
   1,830.47/2,747.25 = 791.27/x
3. Step 3: Cross multiply
   1,830.47x = 2,747.25 × 791.27
4. Step 4: Simplify right side
   1,830.47x = 2,173,802.77
5. Step 5: Solve for x
   x = 2,173,802.77/1,830.47
6. Step 6: Final answer
   x = 1,187.56