Finding the Fourth Proportional to 10,469.80, 14,448.30 and 5,754.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,469.80 : 14,448.30 = 5,754.40 : x
2. Step 2: Convert to fraction form
   10,469.80/14,448.30 = 5,754.40/x
3. Step 3: Cross multiply
   10,469.80x = 14,448.30 × 5,754.40
4. Step 4: Simplify right side
   10,469.80x = 83,141,297.52
5. Step 5: Solve for x
   x = 83,141,297.52/10,469.80
6. Step 6: Final answer
   x = 7,941.06