Finding the Third Proportional to 13,173.25 and 31,747.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,173.25 : 31,747.25 = 31,747.25 : x
2. Step 2: Convert to fraction form
   13,173.25/31,747.25 = 31,747.25/x
3. Step 3: Cross multiply
   13,173.25x = 31,747.25 × 31,747.25
4. Step 4: Simplify right side
   13,173.25x = 1,007,887,882.56
5. Step 5: Solve for x
   x = 1,007,887,882.56/13,173.25
6. Step 6: Final answer
   x = 76,510.19