Finding the Fourth Proportional to 9,983.69, 14,969.91 and 3,316.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,983.69 : 14,969.91 = 3,316.62 : x
2. Step 2: Convert to fraction form
   9,983.69/14,969.91 = 3,316.62/x
3. Step 3: Cross multiply
   9,983.69x = 14,969.91 × 3,316.62
4. Step 4: Simplify right side
   9,983.69x = 49,649,466.22
5. Step 5: Solve for x
   x = 49,649,466.22/9,983.69
6. Step 6: Final answer
   x = 4,973.06