Finding the Third Proportional to 40,715 and 86,806

Step by Step Solution

1. Step 1: Write the proportion equation
   40,715 : 86,806 = 86,806 : x
2. Step 2: Convert to fraction form
   40,715/86,806 = 86,806/x
3. Step 3: Cross multiply
   40,715x = 86,806 × 86,806
4. Step 4: Simplify right side
   40,715x = 7,535,281,636
5. Step 5: Solve for x
   x = 7,535,281,636/40,715
6. Step 6: Final answer
   x = 185,073.85