Finding the Third Proportional to 1,570.50 and 3,387.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570.50 : 3,387.38 = 3,387.38 : x
2. Step 2: Convert to fraction form
   1,570.50/3,387.38 = 3,387.38/x
3. Step 3: Cross multiply
   1,570.50x = 3,387.38 × 3,387.38
4. Step 4: Simplify right side
   1,570.50x = 11,474,309.39
5. Step 5: Solve for x
   x = 11,474,309.39/1,570.50
6. Step 6: Final answer
   x = 7,306.15