Finding the Third Proportional to 27,400 and 59,499

Step by Step Solution

1. Step 1: Write the proportion equation
   27,400 : 59,499 = 59,499 : x
2. Step 2: Convert to fraction form
   27,400/59,499 = 59,499/x
3. Step 3: Cross multiply
   27,400x = 59,499 × 59,499
4. Step 4: Simplify right side
   27,400x = 3,540,131,001
5. Step 5: Solve for x
   x = 3,540,131,001/27,400
6. Step 6: Final answer
   x = 129,201.86