Finding the Third Proportional to 155,564 and 341,260

Step by Step Solution

1. Step 1: Write the proportion equation
   155,564 : 341,260 = 341,260 : x
2. Step 2: Convert to fraction form
   155,564/341,260 = 341,260/x
3. Step 3: Cross multiply
   155,564x = 341,260 × 341,260
4. Step 4: Simplify right side
   155,564x = 116,458,387,600
5. Step 5: Solve for x
   x = 116,458,387,600/155,564
6. Step 6: Final answer
   x = 748,620.42