Finding the Third Proportional to 3,118.50 and 4,700.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,118.50 : 4,700.25 = 4,700.25 : x
2. Step 2: Convert to fraction form
   3,118.50/4,700.25 = 4,700.25/x
3. Step 3: Cross multiply
   3,118.50x = 4,700.25 × 4,700.25
4. Step 4: Simplify right side
   3,118.50x = 22,092,350.06
5. Step 5: Solve for x
   x = 22,092,350.06/3,118.50
6. Step 6: Final answer
   x = 7,084.29