Finding the Third Proportional to 3,623.06 and 7,744.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,623.06 : 7,744.78 = 7,744.78 : x
2. Step 2: Convert to fraction form
   3,623.06/7,744.78 = 7,744.78/x
3. Step 3: Cross multiply
   3,623.06x = 7,744.78 × 7,744.78
4. Step 4: Simplify right side
   3,623.06x = 59,981,636.61
5. Step 5: Solve for x
   x = 59,981,636.61/3,623.06
6. Step 6: Final answer
   x = 16,555.51