Finding the Third Proportional to 108,957 and 169,410

Step by Step Solution

1. Step 1: Write the proportion equation
   108,957 : 169,410 = 169,410 : x
2. Step 2: Convert to fraction form
   108,957/169,410 = 169,410/x
3. Step 3: Cross multiply
   108,957x = 169,410 × 169,410
4. Step 4: Simplify right side
   108,957x = 28,699,748,100
5. Step 5: Solve for x
   x = 28,699,748,100/108,957
6. Step 6: Final answer
   x = 263,404.35