Finding the Fourth Proportional to 2,574.72, 3,859.59 and 1,697.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.72 : 3,859.59 = 1,697.88 : x
2. Step 2: Convert to fraction form
   2,574.72/3,859.59 = 1,697.88/x
3. Step 3: Cross multiply
   2,574.72x = 3,859.59 × 1,697.88
4. Step 4: Simplify right side
   2,574.72x = 6,553,120.67
5. Step 5: Solve for x
   x = 6,553,120.67/2,574.72
6. Step 6: Final answer
   x = 2,545.18