Finding the Third Proportional to 4,389.19 and 10,360.69

Step by Step Solution

1. Step 1: Write the proportion equation
   4,389.19 : 10,360.69 = 10,360.69 : x
2. Step 2: Convert to fraction form
   4,389.19/10,360.69 = 10,360.69/x
3. Step 3: Cross multiply
   4,389.19x = 10,360.69 × 10,360.69
4. Step 4: Simplify right side
   4,389.19x = 107,343,845.47
5. Step 5: Solve for x
   x = 107,343,845.47/4,389.19
6. Step 6: Final answer
   x = 24,456.43