Finding the Fourth Proportional to 10,727.72, 14,788.75 and 7,531.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,727.72 : 14,788.75 = 7,531.29 : x
2. Step 2: Convert to fraction form
   10,727.72/14,788.75 = 7,531.29/x
3. Step 3: Cross multiply
   10,727.72x = 14,788.75 × 7,531.29
4. Step 4: Simplify right side
   10,727.72x = 111,378,253.39
5. Step 5: Solve for x
   x = 111,378,253.39/10,727.72
6. Step 6: Final answer
   x = 10,382.29