Finding the Third Proportional to 73,240 and 111,264

Step by Step Solution

1. Step 1: Write the proportion equation
   73,240 : 111,264 = 111,264 : x
2. Step 2: Convert to fraction form
   73,240/111,264 = 111,264/x
3. Step 3: Cross multiply
   73,240x = 111,264 × 111,264
4. Step 4: Simplify right side
   73,240x = 12,379,677,696
5. Step 5: Solve for x
   x = 12,379,677,696/73,240
6. Step 6: Final answer
   x = 169,028.91