Finding the Fourth Proportional to 10,265.22, 14,165.69 and 5,728.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,265.22 : 14,165.69 = 5,728.02 : x
2. Step 2: Convert to fraction form
   10,265.22/14,165.69 = 5,728.02/x
3. Step 3: Cross multiply
   10,265.22x = 14,165.69 × 5,728.02
4. Step 4: Simplify right side
   10,265.22x = 81,141,355.63
5. Step 5: Solve for x
   x = 81,141,355.63/10,265.22
6. Step 6: Final answer
   x = 7,904.49