Finding the Third Proportional to 109,100 and 166,818

Step by Step Solution

1. Step 1: Write the proportion equation
   109,100 : 166,818 = 166,818 : x
2. Step 2: Convert to fraction form
   109,100/166,818 = 166,818/x
3. Step 3: Cross multiply
   109,100x = 166,818 × 166,818
4. Step 4: Simplify right side
   109,100x = 27,828,245,124
5. Step 5: Solve for x
   x = 27,828,245,124/109,100
6. Step 6: Final answer
   x = 255,070.99