Finding the Fourth Proportional to 16,998.56, 23,466.54 and 10,628.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,998.56 : 23,466.54 = 10,628.69 : x
2. Step 2: Convert to fraction form
   16,998.56/23,466.54 = 10,628.69/x
3. Step 3: Cross multiply
   16,998.56x = 23,466.54 × 10,628.69
4. Step 4: Simplify right side
   16,998.56x = 249,418,579.03
5. Step 5: Solve for x
   x = 249,418,579.03/16,998.56
6. Step 6: Final answer
   x = 14,672.92