Finding the Third Proportional to 40,732 and 90,208

Step by Step Solution

1. Step 1: Write the proportion equation
   40,732 : 90,208 = 90,208 : x
2. Step 2: Convert to fraction form
   40,732/90,208 = 90,208/x
3. Step 3: Cross multiply
   40,732x = 90,208 × 90,208
4. Step 4: Simplify right side
   40,732x = 8,137,483,264
5. Step 5: Solve for x
   x = 8,137,483,264/40,732
6. Step 6: Final answer
   x = 199,781.09