Finding the Third Proportional to 81,828 and 111,060

Step by Step Solution

1. Step 1: Write the proportion equation
   81,828 : 111,060 = 111,060 : x
2. Step 2: Convert to fraction form
   81,828/111,060 = 111,060/x
3. Step 3: Cross multiply
   81,828x = 111,060 × 111,060
4. Step 4: Simplify right side
   81,828x = 12,334,323,600
5. Step 5: Solve for x
   x = 12,334,323,600/81,828
6. Step 6: Final answer
   x = 150,734.76