Finding the Third Proportional to 8,111.25 and 12,525.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,111.25 : 12,525.38 = 12,525.38 : x
2. Step 2: Convert to fraction form
   8,111.25/12,525.38 = 12,525.38/x
3. Step 3: Cross multiply
   8,111.25x = 12,525.38 × 12,525.38
4. Step 4: Simplify right side
   8,111.25x = 156,885,018.89
5. Step 5: Solve for x
   x = 156,885,018.89/8,111.25
6. Step 6: Final answer
   x = 19,341.66