Finding the Fourth Proportional to 9,882.69, 14,829.89 and 3,647.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,882.69 : 14,829.89 = 3,647.05 : x
2. Step 2: Convert to fraction form
   9,882.69/14,829.89 = 3,647.05/x
3. Step 3: Cross multiply
   9,882.69x = 14,829.89 × 3,647.05
4. Step 4: Simplify right side
   9,882.69x = 54,085,331.26
5. Step 5: Solve for x
   x = 54,085,331.26/9,882.69
6. Step 6: Final answer
   x = 5,472.73