Finding the Third Proportional to 16,620 and 25,362

Step by Step Solution

1. Step 1: Write the proportion equation
   16,620 : 25,362 = 25,362 : x
2. Step 2: Convert to fraction form
   16,620/25,362 = 25,362/x
3. Step 3: Cross multiply
   16,620x = 25,362 × 25,362
4. Step 4: Simplify right side
   16,620x = 643,231,044
5. Step 5: Solve for x
   x = 643,231,044/16,620
6. Step 6: Final answer
   x = 38,702.23