Finding the Third Proportional to 26,886 and 42,706

Step by Step Solution

1. Step 1: Write the proportion equation
   26,886 : 42,706 = 42,706 : x
2. Step 2: Convert to fraction form
   26,886/42,706 = 42,706/x
3. Step 3: Cross multiply
   26,886x = 42,706 × 42,706
4. Step 4: Simplify right side
   26,886x = 1,823,802,436
5. Step 5: Solve for x
   x = 1,823,802,436/26,886
6. Step 6: Final answer
   x = 67,834.65