Finding the Fourth Proportional to 3,768.37, 5,200.67 and 2,196.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.37 : 5,200.67 = 2,196.43 : x
2. Step 2: Convert to fraction form
   3,768.37/5,200.67 = 2,196.43/x
3. Step 3: Cross multiply
   3,768.37x = 5,200.67 × 2,196.43
4. Step 4: Simplify right side
   3,768.37x = 11,422,887.10
5. Step 5: Solve for x
   x = 11,422,887.10/3,768.37
6. Step 6: Final answer
   x = 3,031.26