Finding the Third Proportional to 90,175 and 192,858

Step by Step Solution

1. Step 1: Write the proportion equation
   90,175 : 192,858 = 192,858 : x
2. Step 2: Convert to fraction form
   90,175/192,858 = 192,858/x
3. Step 3: Cross multiply
   90,175x = 192,858 × 192,858
4. Step 4: Simplify right side
   90,175x = 37,194,208,164
5. Step 5: Solve for x
   x = 37,194,208,164/90,175
6. Step 6: Final answer
   x = 412,466.96