Finding the Fourth Proportional to 7,223.82, 9,969.06 and 4,080.00

Step by Step Solution

1. Step 1: Write the proportion equation
   7,223.82 : 9,969.06 = 4,080.00 : x
2. Step 2: Convert to fraction form
   7,223.82/9,969.06 = 4,080.00/x
3. Step 3: Cross multiply
   7,223.82x = 9,969.06 × 4,080.00
4. Step 4: Simplify right side
   7,223.82x = 40,673,817.48
5. Step 5: Solve for x
   x = 40,673,817.48/7,223.82
6. Step 6: Final answer
   x = 5,630.52