Finding the Third Proportional to 1,498,228 and 2,191,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498,228 : 2,191,272 = 2,191,272 : x
2. Step 2: Convert to fraction form
   1,498,228/2,191,272 = 2,191,272/x
3. Step 3: Cross multiply
   1,498,228x = 2,191,272 × 2,191,272
4. Step 4: Simplify right side
   1,498,228x = 4,801,672,977,984
5. Step 5: Solve for x
   x = 4,801,672,977,984/1,498,228
6. Step 6: Final answer
   x = 3,204,901.38