Finding the Fourth Proportional to 2,720.54, 4,081.52 and 1,160.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,720.54 : 4,081.52 = 1,160.63 : x
2. Step 2: Convert to fraction form
   2,720.54/4,081.52 = 1,160.63/x
3. Step 3: Cross multiply
   2,720.54x = 4,081.52 × 1,160.63
4. Step 4: Simplify right side
   2,720.54x = 4,737,114.15
5. Step 5: Solve for x
   x = 4,737,114.15/2,720.54
6. Step 6: Final answer
   x = 1,741.24