Finding the Third Proportional to 155,981 and 341,648

Step by Step Solution

1. Step 1: Write the proportion equation
   155,981 : 341,648 = 341,648 : x
2. Step 2: Convert to fraction form
   155,981/341,648 = 341,648/x
3. Step 3: Cross multiply
   155,981x = 341,648 × 341,648
4. Step 4: Simplify right side
   155,981x = 116,723,355,904
5. Step 5: Solve for x
   x = 116,723,355,904/155,981
6. Step 6: Final answer
   x = 748,317.78