Finding the Third Proportional to 191,061 and 274,684

Step by Step Solution

1. Step 1: Write the proportion equation
   191,061 : 274,684 = 274,684 : x
2. Step 2: Convert to fraction form
   191,061/274,684 = 274,684/x
3. Step 3: Cross multiply
   191,061x = 274,684 × 274,684
4. Step 4: Simplify right side
   191,061x = 75,451,299,856
5. Step 5: Solve for x
   x = 75,451,299,856/191,061
6. Step 6: Final answer
   x = 394,906.86