Finding the Third Proportional to 156,636 and 341,500

Step by Step Solution

1. Step 1: Write the proportion equation
   156,636 : 341,500 = 341,500 : x
2. Step 2: Convert to fraction form
   156,636/341,500 = 341,500/x
3. Step 3: Cross multiply
   156,636x = 341,500 × 341,500
4. Step 4: Simplify right side
   156,636x = 116,622,250,000
5. Step 5: Solve for x
   x = 116,622,250,000/156,636
6. Step 6: Final answer
   x = 744,543.08