Finding the Third Proportional to 5,018.25 and 7,805.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,018.25 : 7,805.25 = 7,805.25 : x
2. Step 2: Convert to fraction form
   5,018.25/7,805.25 = 7,805.25/x
3. Step 3: Cross multiply
   5,018.25x = 7,805.25 × 7,805.25
4. Step 4: Simplify right side
   5,018.25x = 60,921,927.56
5. Step 5: Solve for x
   x = 60,921,927.56/5,018.25
6. Step 6: Final answer
   x = 12,140.07