Finding the Third Proportional to 3,007.13 and 3,994.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,007.13 : 3,994.31 = 3,994.31 : x
2. Step 2: Convert to fraction form
   3,007.13/3,994.31 = 3,994.31/x
3. Step 3: Cross multiply
   3,007.13x = 3,994.31 × 3,994.31
4. Step 4: Simplify right side
   3,007.13x = 15,954,532.35
5. Step 5: Solve for x
   x = 15,954,532.35/3,007.13
6. Step 6: Final answer
   x = 5,305.58