Finding the Fourth Proportional to 13,004.96, 19,493.13 and 5,105.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,004.96 : 19,493.13 = 5,105.09 : x
2. Step 2: Convert to fraction form
   13,004.96/19,493.13 = 5,105.09/x
3. Step 3: Cross multiply
   13,004.96x = 19,493.13 × 5,105.09
4. Step 4: Simplify right side
   13,004.96x = 99,514,183.03
5. Step 5: Solve for x
   x = 99,514,183.03/13,004.96
6. Step 6: Final answer
   x = 7,652.02