Finding the Third Proportional to 83,499 and 169,913

Step by Step Solution

1. Step 1: Write the proportion equation
   83,499 : 169,913 = 169,913 : x
2. Step 2: Convert to fraction form
   83,499/169,913 = 169,913/x
3. Step 3: Cross multiply
   83,499x = 169,913 × 169,913
4. Step 4: Simplify right side
   83,499x = 28,870,427,569
5. Step 5: Solve for x
   x = 28,870,427,569/83,499
6. Step 6: Final answer
   x = 345,757.76