Finding the Third Proportional to 40,128 and 63,596.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,128 : 63,596.25 = 63,596.25 : x
2. Step 2: Convert to fraction form
   40,128/63,596.25 = 63,596.25/x
3. Step 3: Cross multiply
   40,128x = 63,596.25 × 63,596.25
4. Step 4: Simplify right side
   40,128x = 4,044,483,014.06
5. Step 5: Solve for x
   x = 4,044,483,014.06/40,128
6. Step 6: Final answer
   x = 100,789.55