Finding the Third Proportional to 3,693.75 and 7,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693.75 : 7,906.50 = 7,906.50 : x
2. Step 2: Convert to fraction form
   3,693.75/7,906.50 = 7,906.50/x
3. Step 3: Cross multiply
   3,693.75x = 7,906.50 × 7,906.50
4. Step 4: Simplify right side
   3,693.75x = 62,512,742.25
5. Step 5: Solve for x
   x = 62,512,742.25/3,693.75
6. Step 6: Final answer
   x = 16,923.92