Finding the Third Proportional to 43,110 and 90,144

Step by Step Solution

1. Step 1: Write the proportion equation
   43,110 : 90,144 = 90,144 : x
2. Step 2: Convert to fraction form
   43,110/90,144 = 90,144/x
3. Step 3: Cross multiply
   43,110x = 90,144 × 90,144
4. Step 4: Simplify right side
   43,110x = 8,125,940,736
5. Step 5: Solve for x
   x = 8,125,940,736/43,110
6. Step 6: Final answer
   x = 188,493.17