Finding the Third Proportional to 12,787.88 and 26,195.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,787.88 : 26,195.06 = 26,195.06 : x
2. Step 2: Convert to fraction form
   12,787.88/26,195.06 = 26,195.06/x
3. Step 3: Cross multiply
   12,787.88x = 26,195.06 × 26,195.06
4. Step 4: Simplify right side
   12,787.88x = 686,181,299.38
5. Step 5: Solve for x
   x = 686,181,299.38/12,787.88
6. Step 6: Final answer
   x = 53,658.74