Finding the Third Proportional to 105,355.69 and 162,946.69

Step by Step Solution

1. Step 1: Write the proportion equation
   105,355.69 : 162,946.69 = 162,946.69 : x
2. Step 2: Convert to fraction form
   105,355.69/162,946.69 = 162,946.69/x
3. Step 3: Cross multiply
   105,355.69x = 162,946.69 × 162,946.69
4. Step 4: Simplify right side
   105,355.69x = 26,551,622,967.22
5. Step 5: Solve for x
   x = 26,551,622,967.22/105,355.69
6. Step 6: Final answer
   x = 252,018.89