Finding the Fourth Proportional to 3,354.54, 5,027.68 and 1,160.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,354.54 : 5,027.68 = 1,160.72 : x
2. Step 2: Convert to fraction form
   3,354.54/5,027.68 = 1,160.72/x
3. Step 3: Cross multiply
   3,354.54x = 5,027.68 × 1,160.72
4. Step 4: Simplify right side
   3,354.54x = 5,835,728.73
5. Step 5: Solve for x
   x = 5,835,728.73/3,354.54
6. Step 6: Final answer
   x = 1,739.65