Finding the Fourth Proportional to 2,739.59, 4,108.92 and 892.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,739.59 : 4,108.92 = 892.02 : x
2. Step 2: Convert to fraction form
   2,739.59/4,108.92 = 892.02/x
3. Step 3: Cross multiply
   2,739.59x = 4,108.92 × 892.02
4. Step 4: Simplify right side
   2,739.59x = 3,665,238.82
5. Step 5: Solve for x
   x = 3,665,238.82/2,739.59
6. Step 6: Final answer
   x = 1,337.88