Finding the Fourth Proportional to 4,144.76, 6,215.31 and 2,196.51

Step by Step Solution

1. Step 1: Write the proportion equation
   4,144.76 : 6,215.31 = 2,196.51 : x
2. Step 2: Convert to fraction form
   4,144.76/6,215.31 = 2,196.51/x
3. Step 3: Cross multiply
   4,144.76x = 6,215.31 × 2,196.51
4. Step 4: Simplify right side
   4,144.76x = 13,651,990.57
5. Step 5: Solve for x
   x = 13,651,990.57/4,144.76
6. Step 6: Final answer
   x = 3,293.80