Finding the Fourth Proportional to 9,262.86, 13,896.43 and 2,688.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,262.86 : 13,896.43 = 2,688.83 : x
2. Step 2: Convert to fraction form
   9,262.86/13,896.43 = 2,688.83/x
3. Step 3: Cross multiply
   9,262.86x = 13,896.43 × 2,688.83
4. Step 4: Simplify right side
   9,262.86x = 37,365,113.78
5. Step 5: Solve for x
   x = 37,365,113.78/9,262.86
6. Step 6: Final answer
   x = 4,033.87