Finding the Third Proportional to 7,012.50 and 12,850.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,012.50 : 12,850.50 = 12,850.50 : x
2. Step 2: Convert to fraction form
   7,012.50/12,850.50 = 12,850.50/x
3. Step 3: Cross multiply
   7,012.50x = 12,850.50 × 12,850.50
4. Step 4: Simplify right side
   7,012.50x = 165,135,350.25
5. Step 5: Solve for x
   x = 165,135,350.25/7,012.50
6. Step 6: Final answer
   x = 23,548.71