Finding the Third Proportional to 490,403 and 1,050,790

Step by Step Solution

1. Step 1: Write the proportion equation
   490,403 : 1,050,790 = 1,050,790 : x
2. Step 2: Convert to fraction form
   490,403/1,050,790 = 1,050,790/x
3. Step 3: Cross multiply
   490,403x = 1,050,790 × 1,050,790
4. Step 4: Simplify right side
   490,403x = 1,104,159,624,100
5. Step 5: Solve for x
   x = 1,104,159,624,100/490,403
6. Step 6: Final answer
   x = 2,251,535.22