Finding the Third Proportional to 1,398,204 and 2,104,226

Step by Step Solution

1. Step 1: Write the proportion equation
   1,398,204 : 2,104,226 = 2,104,226 : x
2. Step 2: Convert to fraction form
   1,398,204/2,104,226 = 2,104,226/x
3. Step 3: Cross multiply
   1,398,204x = 2,104,226 × 2,104,226
4. Step 4: Simplify right side
   1,398,204x = 4,427,767,059,076
5. Step 5: Solve for x
   x = 4,427,767,059,076/1,398,204
6. Step 6: Final answer
   x = 3,166,753.25