Finding the Third Proportional to 16,616 and 22,890

Step by Step Solution

1. Step 1: Write the proportion equation
   16,616 : 22,890 = 22,890 : x
2. Step 2: Convert to fraction form
   16,616/22,890 = 22,890/x
3. Step 3: Cross multiply
   16,616x = 22,890 × 22,890
4. Step 4: Simplify right side
   16,616x = 523,952,100
5. Step 5: Solve for x
   x = 523,952,100/16,616
6. Step 6: Final answer
   x = 31,532.99