Finding the Third Proportional to 40,482 and 86,814

Step by Step Solution

1. Step 1: Write the proportion equation
   40,482 : 86,814 = 86,814 : x
2. Step 2: Convert to fraction form
   40,482/86,814 = 86,814/x
3. Step 3: Cross multiply
   40,482x = 86,814 × 86,814
4. Step 4: Simplify right side
   40,482x = 7,536,670,596
5. Step 5: Solve for x
   x = 7,536,670,596/40,482
6. Step 6: Final answer
   x = 186,173.38