Finding the Third Proportional to 109,012 and 168,854

Step by Step Solution

1. Step 1: Write the proportion equation
   109,012 : 168,854 = 168,854 : x
2. Step 2: Convert to fraction form
   109,012/168,854 = 168,854/x
3. Step 3: Cross multiply
   109,012x = 168,854 × 168,854
4. Step 4: Simplify right side
   109,012x = 28,511,673,316
5. Step 5: Solve for x
   x = 28,511,673,316/109,012
6. Step 6: Final answer
   x = 261,546.19