Finding the Fourth Proportional to 1,747.17, 2,406.31 and 1,304.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,747.17 : 2,406.31 = 1,304.30 : x
2. Step 2: Convert to fraction form
   1,747.17/2,406.31 = 1,304.30/x
3. Step 3: Cross multiply
   1,747.17x = 2,406.31 × 1,304.30
4. Step 4: Simplify right side
   1,747.17x = 3,138,552.89
5. Step 5: Solve for x
   x = 3,138,552.89/1,747.17
6. Step 6: Final answer
   x = 1,796.36