Finding the Third Proportional to 1,800,978 and 3,842,964

Step by Step Solution

1. Step 1: Write the proportion equation
   1,800,978 : 3,842,964 = 3,842,964 : x
2. Step 2: Convert to fraction form
   1,800,978/3,842,964 = 3,842,964/x
3. Step 3: Cross multiply
   1,800,978x = 3,842,964 × 3,842,964
4. Step 4: Simplify right side
   1,800,978x = 14,768,372,305,296
5. Step 5: Solve for x
   x = 14,768,372,305,296/1,800,978
6. Step 6: Final answer
   x = 8,200,195.84