Finding the Third Proportional to 1,449,380 and 1,968,221

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449,380 : 1,968,221 = 1,968,221 : x
2. Step 2: Convert to fraction form
   1,449,380/1,968,221 = 1,968,221/x
3. Step 3: Cross multiply
   1,449,380x = 1,968,221 × 1,968,221
4. Step 4: Simplify right side
   1,449,380x = 3,873,893,904,841
5. Step 5: Solve for x
   x = 3,873,893,904,841/1,449,380
6. Step 6: Final answer
   x = 2,672,793.82