Finding the Third Proportional to 9,780.75 and 15,151.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,780.75 : 15,151.50 = 15,151.50 : x
2. Step 2: Convert to fraction form
   9,780.75/15,151.50 = 15,151.50/x
3. Step 3: Cross multiply
   9,780.75x = 15,151.50 × 15,151.50
4. Step 4: Simplify right side
   9,780.75x = 229,567,952.25
5. Step 5: Solve for x
   x = 229,567,952.25/9,780.75
6. Step 6: Final answer
   x = 23,471.41