Finding the Third Proportional to 1,842,234 and 3,997,578

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,234 : 3,997,578 = 3,997,578 : x
2. Step 2: Convert to fraction form
   1,842,234/3,997,578 = 3,997,578/x
3. Step 3: Cross multiply
   1,842,234x = 3,997,578 × 3,997,578
4. Step 4: Simplify right side
   1,842,234x = 15,980,629,866,084
5. Step 5: Solve for x
   x = 15,980,629,866,084/1,842,234
6. Step 6: Final answer
   x = 8,674,592.84