Finding the Fourth Proportional to 16,635, 22,948.32 and 11,259.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,635 : 22,948.32 = 11,259.30 : x
2. Step 2: Convert to fraction form
   16,635/22,948.32 = 11,259.30/x
3. Step 3: Cross multiply
   16,635x = 22,948.32 × 11,259.30
4. Step 4: Simplify right side
   16,635x = 258,382,019.38
5. Step 5: Solve for x
   x = 258,382,019.38/16,635
6. Step 6: Final answer
   x = 15,532.43