Finding the Third Proportional to 12,784 and 27,788

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784 : 27,788 = 27,788 : x
2. Step 2: Convert to fraction form
   12,784/27,788 = 27,788/x
3. Step 3: Cross multiply
   12,784x = 27,788 × 27,788
4. Step 4: Simplify right side
   12,784x = 772,172,944
5. Step 5: Solve for x
   x = 772,172,944/12,784
6. Step 6: Final answer
   x = 60,401.51