Finding the Third Proportional to 1,945,426 and 3,107,859

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,426 : 3,107,859 = 3,107,859 : x
2. Step 2: Convert to fraction form
   1,945,426/3,107,859 = 3,107,859/x
3. Step 3: Cross multiply
   1,945,426x = 3,107,859 × 3,107,859
4. Step 4: Simplify right side
   1,945,426x = 9,658,787,563,881
5. Step 5: Solve for x
   x = 9,658,787,563,881/1,945,426
6. Step 6: Final answer
   x = 4,964,870.19