Finding the Third Proportional to 1,774,057 and 2,779,770

Step by Step Solution

1. Step 1: Write the proportion equation
   1,774,057 : 2,779,770 = 2,779,770 : x
2. Step 2: Convert to fraction form
   1,774,057/2,779,770 = 2,779,770/x
3. Step 3: Cross multiply
   1,774,057x = 2,779,770 × 2,779,770
4. Step 4: Simplify right side
   1,774,057x = 7,727,121,252,900
5. Step 5: Solve for x
   x = 7,727,121,252,900/1,774,057
6. Step 6: Final answer
   x = 4,355,621.75