Finding the Third Proportional to 109,752 and 163,978

Step by Step Solution

1. Step 1: Write the proportion equation
   109,752 : 163,978 = 163,978 : x
2. Step 2: Convert to fraction form
   109,752/163,978 = 163,978/x
3. Step 3: Cross multiply
   109,752x = 163,978 × 163,978
4. Step 4: Simplify right side
   109,752x = 26,888,784,484
5. Step 5: Solve for x
   x = 26,888,784,484/109,752
6. Step 6: Final answer
   x = 244,995.85