Finding the Third Proportional to 190,220 and 449,848

Step by Step Solution

1. Step 1: Write the proportion equation
   190,220 : 449,848 = 449,848 : x
2. Step 2: Convert to fraction form
   190,220/449,848 = 449,848/x
3. Step 3: Cross multiply
   190,220x = 449,848 × 449,848
4. Step 4: Simplify right side
   190,220x = 202,363,223,104
5. Step 5: Solve for x
   x = 202,363,223,104/190,220
6. Step 6: Final answer
   x = 1,063,837.78