Finding the Third Proportional to 12,629.25 and 19,812.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,629.25 : 19,812.38 = 19,812.38 : x
2. Step 2: Convert to fraction form
   12,629.25/19,812.38 = 19,812.38/x
3. Step 3: Cross multiply
   12,629.25x = 19,812.38 × 19,812.38
4. Step 4: Simplify right side
   12,629.25x = 392,530,203.14
5. Step 5: Solve for x
   x = 392,530,203.14/12,629.25
6. Step 6: Final answer
   x = 31,081.04