Finding the Third Proportional to 156,910 and 341,018

Step by Step Solution

1. Step 1: Write the proportion equation
   156,910 : 341,018 = 341,018 : x
2. Step 2: Convert to fraction form
   156,910/341,018 = 341,018/x
3. Step 3: Cross multiply
   156,910x = 341,018 × 341,018
4. Step 4: Simplify right side
   156,910x = 116,293,276,324
5. Step 5: Solve for x
   x = 116,293,276,324/156,910
6. Step 6: Final answer
   x = 741,146.37