Finding the Fourth Proportional to 10,788.88, 16,185.76 and 3,293.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788.88 : 16,185.76 = 3,293.12 : x
2. Step 2: Convert to fraction form
   10,788.88/16,185.76 = 3,293.12/x
3. Step 3: Cross multiply
   10,788.88x = 16,185.76 × 3,293.12
4. Step 4: Simplify right side
   10,788.88x = 53,301,649.97
5. Step 5: Solve for x
   x = 53,301,649.97/10,788.88
6. Step 6: Final answer
   x = 4,940.42