Finding the Fourth Proportional to 1,761.16, 2,654.17 and 1,651.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.16 : 2,654.17 = 1,651.72 : x
2. Step 2: Convert to fraction form
   1,761.16/2,654.17 = 1,651.72/x
3. Step 3: Cross multiply
   1,761.16x = 2,654.17 × 1,651.72
4. Step 4: Simplify right side
   1,761.16x = 4,383,945.67
5. Step 5: Solve for x
   x = 4,383,945.67/1,761.16
6. Step 6: Final answer
   x = 2,489.24