Finding the Fourth Proportional to 2,892.20, 4,338.48 and 1,160.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.20 : 4,338.48 = 1,160.82 : x
2. Step 2: Convert to fraction form
   2,892.20/4,338.48 = 1,160.82/x
3. Step 3: Cross multiply
   2,892.20x = 4,338.48 × 1,160.82
4. Step 4: Simplify right side
   2,892.20x = 5,036,194.35
5. Step 5: Solve for x
   x = 5,036,194.35/2,892.20
6. Step 6: Final answer
   x = 1,741.31