Finding the Fourth Proportional to 16,626.04, 22,946.91 and 9,912.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,626.04 : 22,946.91 = 9,912.10 : x
2. Step 2: Convert to fraction form
   16,626.04/22,946.91 = 9,912.10/x
3. Step 3: Cross multiply
   16,626.04x = 22,946.91 × 9,912.10
4. Step 4: Simplify right side
   16,626.04x = 227,452,066.61
5. Step 5: Solve for x
   x = 227,452,066.61/16,626.04
6. Step 6: Final answer
   x = 13,680.47