Finding the Third Proportional to 68,155.25 and 103,459.25

Step by Step Solution

1. Step 1: Write the proportion equation
   68,155.25 : 103,459.25 = 103,459.25 : x
2. Step 2: Convert to fraction form
   68,155.25/103,459.25 = 103,459.25/x
3. Step 3: Cross multiply
   68,155.25x = 103,459.25 × 103,459.25
4. Step 4: Simplify right side
   68,155.25x = 10,703,816,410.56
5. Step 5: Solve for x
   x = 10,703,816,410.56/68,155.25
6. Step 6: Final answer
   x = 157,050.50