Finding the Third Proportional to 155,940 and 341,712

Step by Step Solution

1. Step 1: Write the proportion equation
   155,940 : 341,712 = 341,712 : x
2. Step 2: Convert to fraction form
   155,940/341,712 = 341,712/x
3. Step 3: Cross multiply
   155,940x = 341,712 × 341,712
4. Step 4: Simplify right side
   155,940x = 116,767,090,944
5. Step 5: Solve for x
   x = 116,767,090,944/155,940
6. Step 6: Final answer
   x = 748,794.99