Finding the Fourth Proportional to 9,982.50, 14,969.54 and 3,409.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,982.50 : 14,969.54 = 3,409.08 : x
2. Step 2: Convert to fraction form
   9,982.50/14,969.54 = 3,409.08/x
3. Step 3: Cross multiply
   9,982.50x = 14,969.54 × 3,409.08
4. Step 4: Simplify right side
   9,982.50x = 51,032,359.42
5. Step 5: Solve for x
   x = 51,032,359.42/9,982.50
6. Step 6: Final answer
   x = 5,112.18