Finding the Third Proportional to 2,029.31 and 4,430.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,029.31 : 4,430.81 = 4,430.81 : x
2. Step 2: Convert to fraction form
   2,029.31/4,430.81 = 4,430.81/x
3. Step 3: Cross multiply
   2,029.31x = 4,430.81 × 4,430.81
4. Step 4: Simplify right side
   2,029.31x = 19,632,099.41
5. Step 5: Solve for x
   x = 19,632,099.41/2,029.31
6. Step 6: Final answer
   x = 9,674.26