Finding the Third Proportional to 4,321.50 and 10,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,321.50 : 10,119.50 = 10,119.50 : x
2. Step 2: Convert to fraction form
   4,321.50/10,119.50 = 10,119.50/x
3. Step 3: Cross multiply
   4,321.50x = 10,119.50 × 10,119.50
4. Step 4: Simplify right side
   4,321.50x = 102,404,280.25
5. Step 5: Solve for x
   x = 102,404,280.25/4,321.50
6. Step 6: Final answer
   x = 23,696.47