Finding the Third Proportional to 82,659.75 and 123,669

Step by Step Solution

1. Step 1: Write the proportion equation
   82,659.75 : 123,669 = 123,669 : x
2. Step 2: Convert to fraction form
   82,659.75/123,669 = 123,669/x
3. Step 3: Cross multiply
   82,659.75x = 123,669 × 123,669
4. Step 4: Simplify right side
   82,659.75x = 15,294,021,561
5. Step 5: Solve for x
   x = 15,294,021,561/82,659.75
6. Step 6: Final answer
   x = 185,023.81