Finding the Third Proportional to 10,338.89 and 15,510.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338.89 : 15,510.23 = 15,510.23 : x
2. Step 2: Convert to fraction form
   10,338.89/15,510.23 = 15,510.23/x
3. Step 3: Cross multiply
   10,338.89x = 15,510.23 × 15,510.23
4. Step 4: Simplify right side
   10,338.89x = 240,567,370.37
5. Step 5: Solve for x
   x = 240,567,370.37/10,338.89
6. Step 6: Final answer
   x = 23,268.20