Finding the Third Proportional to 85,500 and 186,732

Step by Step Solution

1. Step 1: Write the proportion equation
   85,500 : 186,732 = 186,732 : x
2. Step 2: Convert to fraction form
   85,500/186,732 = 186,732/x
3. Step 3: Cross multiply
   85,500x = 186,732 × 186,732
4. Step 4: Simplify right side
   85,500x = 34,868,839,824
5. Step 5: Solve for x
   x = 34,868,839,824/85,500
6. Step 6: Final answer
   x = 407,822.69