Finding the Third Proportional to 1,204,076 and 1,640,007

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,076 : 1,640,007 = 1,640,007 : x
2. Step 2: Convert to fraction form
   1,204,076/1,640,007 = 1,640,007/x
3. Step 3: Cross multiply
   1,204,076x = 1,640,007 × 1,640,007
4. Step 4: Simplify right side
   1,204,076x = 2,689,622,960,049
5. Step 5: Solve for x
   x = 2,689,622,960,049/1,204,076
6. Step 6: Final answer
   x = 2,233,765.11