Finding the Third Proportional to 69,228.38 and 103,727.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,228.38 : 103,727.25 = 103,727.25 : x
2. Step 2: Convert to fraction form
   69,228.38/103,727.25 = 103,727.25/x
3. Step 3: Cross multiply
   69,228.38x = 103,727.25 × 103,727.25
4. Step 4: Simplify right side
   69,228.38x = 10,759,342,392.56
5. Step 5: Solve for x
   x = 10,759,342,392.56/69,228.38
6. Step 6: Final answer
   x = 155,418.10