Finding the Third Proportional to 3,407.06 and 7,450.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407.06 : 7,450.31 = 7,450.31 : x
2. Step 2: Convert to fraction form
   3,407.06/7,450.31 = 7,450.31/x
3. Step 3: Cross multiply
   3,407.06x = 7,450.31 × 7,450.31
4. Step 4: Simplify right side
   3,407.06x = 55,507,156.35
5. Step 5: Solve for x
   x = 55,507,156.35/3,407.06
6. Step 6: Final answer
   x = 16,291.79