Finding the Third Proportional to 1,774,064 and 2,779,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,774,064 : 2,779,780 = 2,779,780 : x
2. Step 2: Convert to fraction form
   1,774,064/2,779,780 = 2,779,780/x
3. Step 3: Cross multiply
   1,774,064x = 2,779,780 × 2,779,780
4. Step 4: Simplify right side
   1,774,064x = 7,727,176,848,400
5. Step 5: Solve for x
   x = 7,727,176,848,400/1,774,064
6. Step 6: Final answer
   x = 4,355,635.90