Finding the Fourth Proportional to 3,768.43, 5,200.76 and 2,196.49

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.43 : 5,200.76 = 2,196.49 : x
2. Step 2: Convert to fraction form
   3,768.43/5,200.76 = 2,196.49/x
3. Step 3: Cross multiply
   3,768.43x = 5,200.76 × 2,196.49
4. Step 4: Simplify right side
   3,768.43x = 11,423,401.58
5. Step 5: Solve for x
   x = 11,423,401.58/3,768.43
6. Step 6: Final answer
   x = 3,031.34