Finding the Fourth Proportional to 10,744.61, 16,114.82 and 5,406.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,744.61 : 16,114.82 = 5,406.37 : x
2. Step 2: Convert to fraction form
   10,744.61/16,114.82 = 5,406.37/x
3. Step 3: Cross multiply
   10,744.61x = 16,114.82 × 5,406.37
4. Step 4: Simplify right side
   10,744.61x = 87,122,612.08
5. Step 5: Solve for x
   x = 87,122,612.08/10,744.61
6. Step 6: Final answer
   x = 8,108.50