Finding the Third Proportional to 81,828.38 and 111,060.56

Step by Step Solution

1. Step 1: Write the proportion equation
   81,828.38 : 111,060.56 = 111,060.56 : x
2. Step 2: Convert to fraction form
   81,828.38/111,060.56 = 111,060.56/x
3. Step 3: Cross multiply
   81,828.38x = 111,060.56 × 111,060.56
4. Step 4: Simplify right side
   81,828.38x = 12,334,448,542.82
5. Step 5: Solve for x
   x = 12,334,448,542.82/81,828.38
6. Step 6: Final answer
   x = 150,735.59