Finding the Fourth Proportional to 10,706.10, 14,774.40 and 5,990.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.10 : 14,774.40 = 5,990.28 : x
2. Step 2: Convert to fraction form
   10,706.10/14,774.40 = 5,990.28/x
3. Step 3: Cross multiply
   10,706.10x = 14,774.40 × 5,990.28
4. Step 4: Simplify right side
   10,706.10x = 88,502,792.83
5. Step 5: Solve for x
   x = 88,502,792.83/10,706.10
6. Step 6: Final answer
   x = 8,266.58