Finding the Third Proportional to 4,429.69 and 10,140.19

Step by Step Solution

1. Step 1: Write the proportion equation
   4,429.69 : 10,140.19 = 10,140.19 : x
2. Step 2: Convert to fraction form
   4,429.69/10,140.19 = 10,140.19/x
3. Step 3: Cross multiply
   4,429.69x = 10,140.19 × 10,140.19
4. Step 4: Simplify right side
   4,429.69x = 102,823,402.54
5. Step 5: Solve for x
   x = 102,823,402.54/4,429.69
6. Step 6: Final answer
   x = 23,212.34