Finding the Third Proportional to 81,745.88 and 123,028.88

Step by Step Solution

1. Step 1: Write the proportion equation
   81,745.88 : 123,028.88 = 123,028.88 : x
2. Step 2: Convert to fraction form
   81,745.88/123,028.88 = 123,028.88/x
3. Step 3: Cross multiply
   81,745.88x = 123,028.88 × 123,028.88
4. Step 4: Simplify right side
   81,745.88x = 15,136,104,083.77
5. Step 5: Solve for x
   x = 15,136,104,083.77/81,745.88
6. Step 6: Final answer
   x = 185,160.46