Finding the Third Proportional to 10,784.25 and 15,789.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,784.25 : 15,789.38 = 15,789.38 : x
2. Step 2: Convert to fraction form
   10,784.25/15,789.38 = 15,789.38/x
3. Step 3: Cross multiply
   10,784.25x = 15,789.38 × 15,789.38
4. Step 4: Simplify right side
   10,784.25x = 249,304,362.89
5. Step 5: Solve for x
   x = 249,304,362.89/10,784.25
6. Step 6: Final answer
   x = 23,117.45