Finding the Third Proportional to 11,710.50 and 15,833.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,710.50 : 15,833.25 = 15,833.25 : x
2. Step 2: Convert to fraction form
   11,710.50/15,833.25 = 15,833.25/x
3. Step 3: Cross multiply
   11,710.50x = 15,833.25 × 15,833.25
4. Step 4: Simplify right side
   11,710.50x = 250,691,805.56
5. Step 5: Solve for x
   x = 250,691,805.56/11,710.50
6. Step 6: Final answer
   x = 21,407.44