Finding the Third Proportional to 3,469.31 and 5,112.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469.31 : 5,112.09 = 5,112.09 : x
2. Step 2: Convert to fraction form
   3,469.31/5,112.09 = 5,112.09/x
3. Step 3: Cross multiply
   3,469.31x = 5,112.09 × 5,112.09
4. Step 4: Simplify right side
   3,469.31x = 26,133,502.51
5. Step 5: Solve for x
   x = 26,133,502.51/3,469.31
6. Step 6: Final answer
   x = 7,532.76