Finding the Fourth Proportional to 9,800.28, 14,700.72 and 2,404.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,800.28 : 14,700.72 = 2,404.71 : x
2. Step 2: Convert to fraction form
   9,800.28/14,700.72 = 2,404.71/x
3. Step 3: Cross multiply
   9,800.28x = 14,700.72 × 2,404.71
4. Step 4: Simplify right side
   9,800.28x = 35,350,968.39
5. Step 5: Solve for x
   x = 35,350,968.39/9,800.28
6. Step 6: Final answer
   x = 3,607.14