Finding the Third Proportional to 27,892 and 42,491

Step by Step Solution

1. Step 1: Write the proportion equation
   27,892 : 42,491 = 42,491 : x
2. Step 2: Convert to fraction form
   27,892/42,491 = 42,491/x
3. Step 3: Cross multiply
   27,892x = 42,491 × 42,491
4. Step 4: Simplify right side
   27,892x = 1,805,485,081
5. Step 5: Solve for x
   x = 1,805,485,081/27,892
6. Step 6: Final answer
   x = 64,731.29