Finding the Third Proportional to 12,954.50 and 28,518.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,954.50 : 28,518.38 = 28,518.38 : x
2. Step 2: Convert to fraction form
   12,954.50/28,518.38 = 28,518.38/x
3. Step 3: Cross multiply
   12,954.50x = 28,518.38 × 28,518.38
4. Step 4: Simplify right side
   12,954.50x = 813,297,712.64
5. Step 5: Solve for x
   x = 813,297,712.64/12,954.50
6. Step 6: Final answer
   x = 62,781.10