Finding the Fourth Proportional to 10,663.53, 15,997.59 and 3,268.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.53 : 15,997.59 = 3,268.50 : x
2. Step 2: Convert to fraction form
   10,663.53/15,997.59 = 3,268.50/x
3. Step 3: Cross multiply
   10,663.53x = 15,997.59 × 3,268.50
4. Step 4: Simplify right side
   10,663.53x = 52,288,122.92
5. Step 5: Solve for x
   x = 52,288,122.92/10,663.53
6. Step 6: Final answer
   x = 4,903.45