Finding the Third Proportional to 70,963.50 and 156,687

Step by Step Solution

1. Step 1: Write the proportion equation
   70,963.50 : 156,687 = 156,687 : x
2. Step 2: Convert to fraction form
   70,963.50/156,687 = 156,687/x
3. Step 3: Cross multiply
   70,963.50x = 156,687 × 156,687
4. Step 4: Simplify right side
   70,963.50x = 24,550,815,969
5. Step 5: Solve for x
   x = 24,550,815,969/70,963.50
6. Step 6: Final answer
   x = 345,964.00