Finding the Fourth Proportional to 2,574.24, 3,551.52 and 1,690.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.24 : 3,551.52 = 1,690.52 : x
2. Step 2: Convert to fraction form
   2,574.24/3,551.52 = 1,690.52/x
3. Step 3: Cross multiply
   2,574.24x = 3,551.52 × 1,690.52
4. Step 4: Simplify right side
   2,574.24x = 6,003,915.59
5. Step 5: Solve for x
   x = 6,003,915.59/2,574.24
6. Step 6: Final answer
   x = 2,332.31