Finding the Fourth Proportional to 2,406.96, 3,320.40 and 1,522.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.96 : 3,320.40 = 1,522.44 : x
2. Step 2: Convert to fraction form
   2,406.96/3,320.40 = 1,522.44/x
3. Step 3: Cross multiply
   2,406.96x = 3,320.40 × 1,522.44
4. Step 4: Simplify right side
   2,406.96x = 5,055,109.78
5. Step 5: Solve for x
   x = 5,055,109.78/2,406.96
6. Step 6: Final answer
   x = 2,100.21