Finding the Fourth Proportional to 2,741.60, 4,112.98 and 892.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,741.60 : 4,112.98 = 892.82 : x
2. Step 2: Convert to fraction form
   2,741.60/4,112.98 = 892.82/x
3. Step 3: Cross multiply
   2,741.60x = 4,112.98 × 892.82
4. Step 4: Simplify right side
   2,741.60x = 3,672,158.85
5. Step 5: Solve for x
   x = 3,672,158.85/2,741.60
6. Step 6: Final answer
   x = 1,339.42