Finding the Fourth Proportional to 10,183.89, 14,054.34 and 5,709.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,183.89 : 14,054.34 = 5,709.06 : x
2. Step 2: Convert to fraction form
   10,183.89/14,054.34 = 5,709.06/x
3. Step 3: Cross multiply
   10,183.89x = 14,054.34 × 5,709.06
4. Step 4: Simplify right side
   10,183.89x = 80,237,070.32
5. Step 5: Solve for x
   x = 80,237,070.32/10,183.89
6. Step 6: Final answer
   x = 7,878.82