Finding the Third Proportional to 109,726 and 163,870

Step by Step Solution

1. Step 1: Write the proportion equation
   109,726 : 163,870 = 163,870 : x
2. Step 2: Convert to fraction form
   109,726/163,870 = 163,870/x
3. Step 3: Cross multiply
   109,726x = 163,870 × 163,870
4. Step 4: Simplify right side
   109,726x = 26,853,376,900
5. Step 5: Solve for x
   x = 26,853,376,900/109,726
6. Step 6: Final answer
   x = 244,731.21