Finding the Third Proportional to 87,492 and 191,022

Step by Step Solution

1. Step 1: Write the proportion equation
   87,492 : 191,022 = 191,022 : x
2. Step 2: Convert to fraction form
   87,492/191,022 = 191,022/x
3. Step 3: Cross multiply
   87,492x = 191,022 × 191,022
4. Step 4: Simplify right side
   87,492x = 36,489,404,484
5. Step 5: Solve for x
   x = 36,489,404,484/87,492
6. Step 6: Final answer
   x = 417,059.90