Finding the Fourth Proportional to 2,729.76, 4,094.10 and 880.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729.76 : 4,094.10 = 880.42 : x
2. Step 2: Convert to fraction form
   2,729.76/4,094.10 = 880.42/x
3. Step 3: Cross multiply
   2,729.76x = 4,094.10 × 880.42
4. Step 4: Simplify right side
   2,729.76x = 3,604,527.52
5. Step 5: Solve for x
   x = 3,604,527.52/2,729.76
6. Step 6: Final answer
   x = 1,320.46