Finding the Third Proportional to 87,222 and 194,180

Step by Step Solution

1. Step 1: Write the proportion equation
   87,222 : 194,180 = 194,180 : x
2. Step 2: Convert to fraction form
   87,222/194,180 = 194,180/x
3. Step 3: Cross multiply
   87,222x = 194,180 × 194,180
4. Step 4: Simplify right side
   87,222x = 37,705,872,400
5. Step 5: Solve for x
   x = 37,705,872,400/87,222
6. Step 6: Final answer
   x = 432,297.73