Finding the Third Proportional to 40,372 and 86,914

Step by Step Solution

1. Step 1: Write the proportion equation
   40,372 : 86,914 = 86,914 : x
2. Step 2: Convert to fraction form
   40,372/86,914 = 86,914/x
3. Step 3: Cross multiply
   40,372x = 86,914 × 86,914
4. Step 4: Simplify right side
   40,372x = 7,554,043,396
5. Step 5: Solve for x
   x = 7,554,043,396/40,372
6. Step 6: Final answer
   x = 187,110.95