Finding the Third Proportional to 11,661.15 and 30,383.07

Step by Step Solution

1. Step 1: Write the proportion equation
   11,661.15 : 30,383.07 = 30,383.07 : x
2. Step 2: Convert to fraction form
   11,661.15/30,383.07 = 30,383.07/x
3. Step 3: Cross multiply
   11,661.15x = 30,383.07 × 30,383.07
4. Step 4: Simplify right side
   11,661.15x = 923,130,842.93
5. Step 5: Solve for x
   x = 923,130,842.93/11,661.15
6. Step 6: Final answer
   x = 79,162.92