Finding the Fourth Proportional to 2,522.42, 3,475.73 and 2,488.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.42 : 3,475.73 = 2,488.40 : x
2. Step 2: Convert to fraction form
   2,522.42/3,475.73 = 2,488.40/x
3. Step 3: Cross multiply
   2,522.42x = 3,475.73 × 2,488.40
4. Step 4: Simplify right side
   2,522.42x = 8,648,995.37
5. Step 5: Solve for x
   x = 8,648,995.37/2,522.42
6. Step 6: Final answer
   x = 3,428.86