Finding the Third Proportional to 1,945,406 and 3,107,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,406 : 3,107,828 = 3,107,828 : x
2. Step 2: Convert to fraction form
   1,945,406/3,107,828 = 3,107,828/x
3. Step 3: Cross multiply
   1,945,406x = 3,107,828 × 3,107,828
4. Step 4: Simplify right side
   1,945,406x = 9,658,594,877,584
5. Step 5: Solve for x
   x = 9,658,594,877,584/1,945,406
6. Step 6: Final answer
   x = 4,964,822.19