Finding the Third Proportional to 162,759 and 356,550

Step by Step Solution

1. Step 1: Write the proportion equation
   162,759 : 356,550 = 356,550 : x
2. Step 2: Convert to fraction form
   162,759/356,550 = 356,550/x
3. Step 3: Cross multiply
   162,759x = 356,550 × 356,550
4. Step 4: Simplify right side
   162,759x = 127,127,902,500
5. Step 5: Solve for x
   x = 127,127,902,500/162,759
6. Step 6: Final answer
   x = 781,080.63