Finding the Fourth Proportional to 3,768.30, 5,199.30 and 2,196.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,768.30 : 5,199.30 = 2,196.06 : x
2. Step 2: Convert to fraction form
   3,768.30/5,199.30 = 2,196.06/x
3. Step 3: Cross multiply
   3,768.30x = 5,199.30 × 2,196.06
4. Step 4: Simplify right side
   3,768.30x = 11,417,974.76
5. Step 5: Solve for x
   x = 11,417,974.76/3,768.30
6. Step 6: Final answer
   x = 3,030.01