Finding the Third Proportional to 80,752 and 191,512

Step by Step Solution

1. Step 1: Write the proportion equation
   80,752 : 191,512 = 191,512 : x
2. Step 2: Convert to fraction form
   80,752/191,512 = 191,512/x
3. Step 3: Cross multiply
   80,752x = 191,512 × 191,512
4. Step 4: Simplify right side
   80,752x = 36,676,846,144
5. Step 5: Solve for x
   x = 36,676,846,144/80,752
6. Step 6: Final answer
   x = 454,191.18