Finding the Fourth Proportional to 10,663.72, 15,997.87 and 3,268.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.72 : 15,997.87 = 3,268.69 : x
2. Step 2: Convert to fraction form
   10,663.72/15,997.87 = 3,268.69/x
3. Step 3: Cross multiply
   10,663.72x = 15,997.87 × 3,268.69
4. Step 4: Simplify right side
   10,663.72x = 52,292,041.78
5. Step 5: Solve for x
   x = 52,292,041.78/10,663.72
6. Step 6: Final answer
   x = 4,903.73