Finding the Fourth Proportional to 9,906.69, 14,849.56 and 3,662.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,906.69 : 14,849.56 = 3,662.69 : x
2. Step 2: Convert to fraction form
   9,906.69/14,849.56 = 3,662.69/x
3. Step 3: Cross multiply
   9,906.69x = 14,849.56 × 3,662.69
4. Step 4: Simplify right side
   9,906.69x = 54,389,325.76
5. Step 5: Solve for x
   x = 54,389,325.76/9,906.69
6. Step 6: Final answer
   x = 5,490.16