Finding the Fourth Proportional to 10,770.50, 14,863.02 and 5,990.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,770.50 : 14,863.02 = 5,990.47 : x
2. Step 2: Convert to fraction form
   10,770.50/14,863.02 = 5,990.47/x
3. Step 3: Cross multiply
   10,770.50x = 14,863.02 × 5,990.47
4. Step 4: Simplify right side
   10,770.50x = 89,036,475.42
5. Step 5: Solve for x
   x = 89,036,475.42/10,770.50
6. Step 6: Final answer
   x = 8,266.70