Finding the Third Proportional to 1,128,394 and 1,649,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,394 : 1,649,348 = 1,649,348 : x
2. Step 2: Convert to fraction form
   1,128,394/1,649,348 = 1,649,348/x
3. Step 3: Cross multiply
   1,128,394x = 1,649,348 × 1,649,348
4. Step 4: Simplify right side
   1,128,394x = 2,720,348,825,104
5. Step 5: Solve for x
   x = 2,720,348,825,104/1,128,394
6. Step 6: Final answer
   x = 2,410,814.68