Finding the Fourth Proportional to 16,380.22, 22,606.58 and 9,113.03

Step by Step Solution

1. Step 1: Write the proportion equation
   16,380.22 : 22,606.58 = 9,113.03 : x
2. Step 2: Convert to fraction form
   16,380.22/22,606.58 = 9,113.03/x
3. Step 3: Cross multiply
   16,380.22x = 22,606.58 × 9,113.03
4. Step 4: Simplify right side
   16,380.22x = 206,014,521.04
5. Step 5: Solve for x
   x = 206,014,521.04/16,380.22
6. Step 6: Final answer
   x = 12,577.03