Finding the Third Proportional to 11,992.22 and 18,577.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,992.22 : 18,577.69 = 18,577.69 : x
2. Step 2: Convert to fraction form
   11,992.22/18,577.69 = 18,577.69/x
3. Step 3: Cross multiply
   11,992.22x = 18,577.69 × 18,577.69
4. Step 4: Simplify right side
   11,992.22x = 345,130,472.85
5. Step 5: Solve for x
   x = 345,130,472.85/11,992.22
6. Step 6: Final answer
   x = 28,779.53