Finding the Third Proportional to 10,828.69 and 15,233.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,828.69 : 15,233.06 = 15,233.06 : x
2. Step 2: Convert to fraction form
   10,828.69/15,233.06 = 15,233.06/x
3. Step 3: Cross multiply
   10,828.69x = 15,233.06 × 15,233.06
4. Step 4: Simplify right side
   10,828.69x = 232,046,193.13
5. Step 5: Solve for x
   x = 232,046,193.13/10,828.69
6. Step 6: Final answer
   x = 21,428.84