Finding the Third Proportional to 12,963.38 and 19,701.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,963.38 : 19,701.56 = 19,701.56 : x
2. Step 2: Convert to fraction form
   12,963.38/19,701.56 = 19,701.56/x
3. Step 3: Cross multiply
   12,963.38x = 19,701.56 × 19,701.56
4. Step 4: Simplify right side
   12,963.38x = 388,151,564.94
5. Step 5: Solve for x
   x = 388,151,564.94/12,963.38
6. Step 6: Final answer
   x = 29,942.17