Finding the Third Proportional to 10,111.29 and 15,308.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,111.29 : 15,308.37 = 15,308.37 : x
2. Step 2: Convert to fraction form
   10,111.29/15,308.37 = 15,308.37/x
3. Step 3: Cross multiply
   10,111.29x = 15,308.37 × 15,308.37
4. Step 4: Simplify right side
   10,111.29x = 234,346,105.95
5. Step 5: Solve for x
   x = 234,346,105.95/10,111.29
6. Step 6: Final answer
   x = 23,176.68