Finding the Fourth Proportional to 10,744.03, 16,101.31 and 8,109.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,744.03 : 16,101.31 = 8,109.30 : x
2. Step 2: Convert to fraction form
   10,744.03/16,101.31 = 8,109.30/x
3. Step 3: Cross multiply
   10,744.03x = 16,101.31 × 8,109.30
4. Step 4: Simplify right side
   10,744.03x = 130,570,353.18
5. Step 5: Solve for x
   x = 130,570,353.18/10,744.03
6. Step 6: Final answer
   x = 12,152.83