Finding the Fourth Proportional to 10,686.36, 14,723.04 and 7,453.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,686.36 : 14,723.04 = 7,453.09 : x
2. Step 2: Convert to fraction form
   10,686.36/14,723.04 = 7,453.09/x
3. Step 3: Cross multiply
   10,686.36x = 14,723.04 × 7,453.09
4. Step 4: Simplify right side
   10,686.36x = 109,732,142.19
5. Step 5: Solve for x
   x = 109,732,142.19/10,686.36
6. Step 6: Final answer
   x = 10,268.43