Finding the Fourth Proportional to 10,707.69, 14,776.62 and 5,991.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,707.69 : 14,776.62 = 5,991.96 : x
2. Step 2: Convert to fraction form
   10,707.69/14,776.62 = 5,991.96/x
3. Step 3: Cross multiply
   10,707.69x = 14,776.62 × 5,991.96
4. Step 4: Simplify right side
   10,707.69x = 88,540,915.98
5. Step 5: Solve for x
   x = 88,540,915.98/10,707.69
6. Step 6: Final answer
   x = 8,268.91