Finding the Third Proportional to 13,147.50 and 26,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,147.50 : 26,908.50 = 26,908.50 : x
2. Step 2: Convert to fraction form
   13,147.50/26,908.50 = 26,908.50/x
3. Step 3: Cross multiply
   13,147.50x = 26,908.50 × 26,908.50
4. Step 4: Simplify right side
   13,147.50x = 724,067,372.25
5. Step 5: Solve for x
   x = 724,067,372.25/13,147.50
6. Step 6: Final answer
   x = 55,072.63