Finding the Third Proportional to 13,015 and 28,499

Step by Step Solution

1. Step 1: Write the proportion equation
   13,015 : 28,499 = 28,499 : x
2. Step 2: Convert to fraction form
   13,015/28,499 = 28,499/x
3. Step 3: Cross multiply
   13,015x = 28,499 × 28,499
4. Step 4: Simplify right side
   13,015x = 812,193,001
5. Step 5: Solve for x
   x = 812,193,001/13,015
6. Step 6: Final answer
   x = 62,404.38