Finding the Fourth Proportional to 2,363.76, 3,522.24 and 2,105.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.76 : 3,522.24 = 2,105.28 : x
2. Step 2: Convert to fraction form
   2,363.76/3,522.24 = 2,105.28/x
3. Step 3: Cross multiply
   2,363.76x = 3,522.24 × 2,105.28
4. Step 4: Simplify right side
   2,363.76x = 7,415,301.43
5. Step 5: Solve for x
   x = 7,415,301.43/2,363.76
6. Step 6: Final answer
   x = 3,137.08