Finding the Third Proportional to 18,837 and 28,499

Step by Step Solution

1. Step 1: Write the proportion equation
   18,837 : 28,499 = 28,499 : x
2. Step 2: Convert to fraction form
   18,837/28,499 = 28,499/x
3. Step 3: Cross multiply
   18,837x = 28,499 × 28,499
4. Step 4: Simplify right side
   18,837x = 812,193,001
5. Step 5: Solve for x
   x = 812,193,001/18,837
6. Step 6: Final answer
   x = 43,116.90