Finding the Third Proportional to 111,180 and 163,830

Step by Step Solution

1. Step 1: Write the proportion equation
   111,180 : 163,830 = 163,830 : x
2. Step 2: Convert to fraction form
   111,180/163,830 = 163,830/x
3. Step 3: Cross multiply
   111,180x = 163,830 × 163,830
4. Step 4: Simplify right side
   111,180x = 26,840,268,900
5. Step 5: Solve for x
   x = 26,840,268,900/111,180
6. Step 6: Final answer
   x = 241,412.74