Finding the Third Proportional to 191,812 and 448,012

Step by Step Solution

1. Step 1: Write the proportion equation
   191,812 : 448,012 = 448,012 : x
2. Step 2: Convert to fraction form
   191,812/448,012 = 448,012/x
3. Step 3: Cross multiply
   191,812x = 448,012 × 448,012
4. Step 4: Simplify right side
   191,812x = 200,714,752,144
5. Step 5: Solve for x
   x = 200,714,752,144/191,812
6. Step 6: Final answer
   x = 1,046,413.95