Finding the Fourth Proportional to 2,091.27, 3,137.37 and 792.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091.27 : 3,137.37 = 792.75 : x
2. Step 2: Convert to fraction form
   2,091.27/3,137.37 = 792.75/x
3. Step 3: Cross multiply
   2,091.27x = 3,137.37 × 792.75
4. Step 4: Simplify right side
   2,091.27x = 2,487,150.07
5. Step 5: Solve for x
   x = 2,487,150.07/2,091.27
6. Step 6: Final answer
   x = 1,189.30