Finding the Fourth Proportional to 10,204.17, 15,304.24 and 2,806.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,204.17 : 15,304.24 = 2,806.72 : x
2. Step 2: Convert to fraction form
   10,204.17/15,304.24 = 2,806.72/x
3. Step 3: Cross multiply
   10,204.17x = 15,304.24 × 2,806.72
4. Step 4: Simplify right side
   10,204.17x = 42,954,716.49
5. Step 5: Solve for x
   x = 42,954,716.49/10,204.17
6. Step 6: Final answer
   x = 4,209.53