Finding the Third Proportional to 3,055.50 and 7,072.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,055.50 : 7,072.31 = 7,072.31 : x
2. Step 2: Convert to fraction form
   3,055.50/7,072.31 = 7,072.31/x
3. Step 3: Cross multiply
   3,055.50x = 7,072.31 × 7,072.31
4. Step 4: Simplify right side
   3,055.50x = 50,017,604.10
5. Step 5: Solve for x
   x = 50,017,604.10/3,055.50
6. Step 6: Final answer
   x = 16,369.70