Finding the Fourth Proportional to 10,721.34, 14,796.27 and 6,745.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,721.34 : 14,796.27 = 6,745.86 : x
2. Step 2: Convert to fraction form
   10,721.34/14,796.27 = 6,745.86/x
3. Step 3: Cross multiply
   10,721.34x = 14,796.27 × 6,745.86
4. Step 4: Simplify right side
   10,721.34x = 99,813,565.94
5. Step 5: Solve for x
   x = 99,813,565.94/10,721.34
6. Step 6: Final answer
   x = 9,309.80