Finding the Third Proportional to 69,336.75 and 141,959.25

Step by Step Solution

1. Step 1: Write the proportion equation
   69,336.75 : 141,959.25 = 141,959.25 : x
2. Step 2: Convert to fraction form
   69,336.75/141,959.25 = 141,959.25/x
3. Step 3: Cross multiply
   69,336.75x = 141,959.25 × 141,959.25
4. Step 4: Simplify right side
   69,336.75x = 20,152,428,660.56
5. Step 5: Solve for x
   x = 20,152,428,660.56/69,336.75
6. Step 6: Final answer
   x = 290,645.71