Finding the Third Proportional to 1,970,258 and 4,254,868

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,258 : 4,254,868 = 4,254,868 : x
2. Step 2: Convert to fraction form
   1,970,258/4,254,868 = 4,254,868/x
3. Step 3: Cross multiply
   1,970,258x = 4,254,868 × 4,254,868
4. Step 4: Simplify right side
   1,970,258x = 18,103,901,697,424
5. Step 5: Solve for x
   x = 18,103,901,697,424/1,970,258
6. Step 6: Final answer
   x = 9,188,594.44