Finding the Third Proportional to 12,404 and 18,897

Step by Step Solution

1. Step 1: Write the proportion equation
   12,404 : 18,897 = 18,897 : x
2. Step 2: Convert to fraction form
   12,404/18,897 = 18,897/x
3. Step 3: Cross multiply
   12,404x = 18,897 × 18,897
4. Step 4: Simplify right side
   12,404x = 357,096,609
5. Step 5: Solve for x
   x = 357,096,609/12,404
6. Step 6: Final answer
   x = 28,788.83