Finding the Third Proportional to 1,472,488 and 3,078,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472,488 : 3,078,378 = 3,078,378 : x
2. Step 2: Convert to fraction form
   1,472,488/3,078,378 = 3,078,378/x
3. Step 3: Cross multiply
   1,472,488x = 3,078,378 × 3,078,378
4. Step 4: Simplify right side
   1,472,488x = 9,476,411,110,884
5. Step 5: Solve for x
   x = 9,476,411,110,884/1,472,488
6. Step 6: Final answer
   x = 6,435,645.73