Finding the Third Proportional to 906,919 and 1,977,133

Step by Step Solution

1. Step 1: Write the proportion equation
   906,919 : 1,977,133 = 1,977,133 : x
2. Step 2: Convert to fraction form
   906,919/1,977,133 = 1,977,133/x
3. Step 3: Cross multiply
   906,919x = 1,977,133 × 1,977,133
4. Step 4: Simplify right side
   906,919x = 3,909,054,899,689
5. Step 5: Solve for x
   x = 3,909,054,899,689/906,919
6. Step 6: Final answer
   x = 4,310,258.03