Finding the Third Proportional to 27,286 and 42,055

Step by Step Solution

1. Step 1: Write the proportion equation
   27,286 : 42,055 = 42,055 : x
2. Step 2: Convert to fraction form
   27,286/42,055 = 42,055/x
3. Step 3: Cross multiply
   27,286x = 42,055 × 42,055
4. Step 4: Simplify right side
   27,286x = 1,768,623,025
5. Step 5: Solve for x
   x = 1,768,623,025/27,286
6. Step 6: Final answer
   x = 64,817.97