Finding the Third Proportional to 4,789.13 and 7,099.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,789.13 : 7,099.31 = 7,099.31 : x
2. Step 2: Convert to fraction form
   4,789.13/7,099.31 = 7,099.31/x
3. Step 3: Cross multiply
   4,789.13x = 7,099.31 × 7,099.31
4. Step 4: Simplify right side
   4,789.13x = 50,400,237.97
5. Step 5: Solve for x
   x = 50,400,237.97/4,789.13
6. Step 6: Final answer
   x = 10,523.89