Finding the Fourth Proportional to 10,705.65, 14,772.06 and 5,989.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,705.65 : 14,772.06 = 5,989.02 : x
2. Step 2: Convert to fraction form
   10,705.65/14,772.06 = 5,989.02/x
3. Step 3: Cross multiply
   10,705.65x = 14,772.06 × 5,989.02
4. Step 4: Simplify right side
   10,705.65x = 88,470,162.78
5. Step 5: Solve for x
   x = 88,470,162.78/10,705.65
6. Step 6: Final answer
   x = 8,263.88