Finding the Fourth Proportional to 3,397.69, 5,101.40 and 2,522.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,397.69 : 5,101.40 = 2,522.89 : x
2. Step 2: Convert to fraction form
   3,397.69/5,101.40 = 2,522.89/x
3. Step 3: Cross multiply
   3,397.69x = 5,101.40 × 2,522.89
4. Step 4: Simplify right side
   3,397.69x = 12,870,271.05
5. Step 5: Solve for x
   x = 12,870,271.05/3,397.69
6. Step 6: Final answer
   x = 3,787.95