Finding the Fourth Proportional to 13,016.22, 19,500.84 and 10,949.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.22 : 19,500.84 = 10,949.10 : x
2. Step 2: Convert to fraction form
   13,016.22/19,500.84 = 10,949.10/x
3. Step 3: Cross multiply
   13,016.22x = 19,500.84 × 10,949.10
4. Step 4: Simplify right side
   13,016.22x = 213,516,647.24
5. Step 5: Solve for x
   x = 213,516,647.24/13,016.22
6. Step 6: Final answer
   x = 16,403.89