Finding the Third Proportional to 3,630.75 and 7,961.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,630.75 : 7,961.25 = 7,961.25 : x
2. Step 2: Convert to fraction form
   3,630.75/7,961.25 = 7,961.25/x
3. Step 3: Cross multiply
   3,630.75x = 7,961.25 × 7,961.25
4. Step 4: Simplify right side
   3,630.75x = 63,381,501.56
5. Step 5: Solve for x
   x = 63,381,501.56/3,630.75
6. Step 6: Final answer
   x = 17,456.86