Finding the Third Proportional to 4,800 and 7,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,800 : 7,012.50 = 7,012.50 : x
2. Step 2: Convert to fraction form
   4,800/7,012.50 = 7,012.50/x
3. Step 3: Cross multiply
   4,800x = 7,012.50 × 7,012.50
4. Step 4: Simplify right side
   4,800x = 49,175,156.25
5. Step 5: Solve for x
   x = 49,175,156.25/4,800
6. Step 6: Final answer
   x = 10,244.82