Finding the Third Proportional to 32,456.25 and 69,608.25

Step by Step Solution

1. Step 1: Write the proportion equation
   32,456.25 : 69,608.25 = 69,608.25 : x
2. Step 2: Convert to fraction form
   32,456.25/69,608.25 = 69,608.25/x
3. Step 3: Cross multiply
   32,456.25x = 69,608.25 × 69,608.25
4. Step 4: Simplify right side
   32,456.25x = 4,845,308,468.06
5. Step 5: Solve for x
   x = 4,845,308,468.06/32,456.25
6. Step 6: Final answer
   x = 149,287.38