Finding the Fourth Proportional to 16,555.28, 22,846.73 and 9,002.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,555.28 : 22,846.73 = 9,002.12 : x
2. Step 2: Convert to fraction form
   16,555.28/22,846.73 = 9,002.12/x
3. Step 3: Cross multiply
   16,555.28x = 22,846.73 × 9,002.12
4. Step 4: Simplify right side
   16,555.28x = 205,669,005.07
5. Step 5: Solve for x
   x = 205,669,005.07/16,555.28
6. Step 6: Final answer
   x = 12,423.17