Finding the Third Proportional to 156,980 and 341,176

Step by Step Solution

1. Step 1: Write the proportion equation
   156,980 : 341,176 = 341,176 : x
2. Step 2: Convert to fraction form
   156,980/341,176 = 341,176/x
3. Step 3: Cross multiply
   156,980x = 341,176 × 341,176
4. Step 4: Simplify right side
   156,980x = 116,401,062,976
5. Step 5: Solve for x
   x = 116,401,062,976/156,980
6. Step 6: Final answer
   x = 741,502.50