Finding the Third Proportional to 3,061.50 and 4,867.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.50 : 4,867.50 = 4,867.50 : x
2. Step 2: Convert to fraction form
   3,061.50/4,867.50 = 4,867.50/x
3. Step 3: Cross multiply
   3,061.50x = 4,867.50 × 4,867.50
4. Step 4: Simplify right side
   3,061.50x = 23,692,556.25
5. Step 5: Solve for x
   x = 23,692,556.25/3,061.50
6. Step 6: Final answer
   x = 7,738.87