Finding the Third Proportional to 72,228 and 105,048

Step by Step Solution

1. Step 1: Write the proportion equation
   72,228 : 105,048 = 105,048 : x
2. Step 2: Convert to fraction form
   72,228/105,048 = 105,048/x
3. Step 3: Cross multiply
   72,228x = 105,048 × 105,048
4. Step 4: Simplify right side
   72,228x = 11,035,082,304
5. Step 5: Solve for x
   x = 11,035,082,304/72,228
6. Step 6: Final answer
   x = 152,781.22