Finding the Third Proportional to 40,509.25 and 63,402.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,509.25 : 63,402.38 = 63,402.38 : x
2. Step 2: Convert to fraction form
   40,509.25/63,402.38 = 63,402.38/x
3. Step 3: Cross multiply
   40,509.25x = 63,402.38 × 63,402.38
4. Step 4: Simplify right side
   40,509.25x = 4,019,861,155.64
5. Step 5: Solve for x
   x = 4,019,861,155.64/40,509.25
6. Step 6: Final answer
   x = 99,233.17