Finding the Fourth Proportional to 10,706.67, 14,775.89 and 5,991.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.67 : 14,775.89 = 5,991.30 : x
2. Step 2: Convert to fraction form
   10,706.67/14,775.89 = 5,991.30/x
3. Step 3: Cross multiply
   10,706.67x = 14,775.89 × 5,991.30
4. Step 4: Simplify right side
   10,706.67x = 88,526,759.80
5. Step 5: Solve for x
   x = 88,526,759.80/10,706.67
6. Step 6: Final answer
   x = 8,268.37