Finding the Third Proportional to 63,287.25 and 89,009.25

Step by Step Solution

1. Step 1: Write the proportion equation
   63,287.25 : 89,009.25 = 89,009.25 : x
2. Step 2: Convert to fraction form
   63,287.25/89,009.25 = 89,009.25/x
3. Step 3: Cross multiply
   63,287.25x = 89,009.25 × 89,009.25
4. Step 4: Simplify right side
   63,287.25x = 7,922,646,585.56
5. Step 5: Solve for x
   x = 7,922,646,585.56/63,287.25
6. Step 6: Final answer
   x = 125,185.51