Finding the Third Proportional to 73,712 and 111,099

Step by Step Solution

1. Step 1: Write the proportion equation
   73,712 : 111,099 = 111,099 : x
2. Step 2: Convert to fraction form
   73,712/111,099 = 111,099/x
3. Step 3: Cross multiply
   73,712x = 111,099 × 111,099
4. Step 4: Simplify right side
   73,712x = 12,342,987,801
5. Step 5: Solve for x
   x = 12,342,987,801/73,712
6. Step 6: Final answer
   x = 167,448.83