Finding the Fourth Proportional to 2,740.62, 4,111.08 and 792.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,740.62 : 4,111.08 = 792.77 : x
2. Step 2: Convert to fraction form
   2,740.62/4,111.08 = 792.77/x
3. Step 3: Cross multiply
   2,740.62x = 4,111.08 × 792.77
4. Step 4: Simplify right side
   2,740.62x = 3,259,140.89
5. Step 5: Solve for x
   x = 3,259,140.89/2,740.62
6. Step 6: Final answer
   x = 1,189.20