Finding the Third Proportional to 12,817 and 27,550

Step by Step Solution

1. Step 1: Write the proportion equation
   12,817 : 27,550 = 27,550 : x
2. Step 2: Convert to fraction form
   12,817/27,550 = 27,550/x
3. Step 3: Cross multiply
   12,817x = 27,550 × 27,550
4. Step 4: Simplify right side
   12,817x = 759,002,500
5. Step 5: Solve for x
   x = 759,002,500/12,817
6. Step 6: Final answer
   x = 59,218.42