Finding the Third Proportional to 1,842,384 and 3,999,468

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842,384 : 3,999,468 = 3,999,468 : x
2. Step 2: Convert to fraction form
   1,842,384/3,999,468 = 3,999,468/x
3. Step 3: Cross multiply
   1,842,384x = 3,999,468 × 3,999,468
4. Step 4: Simplify right side
   1,842,384x = 15,995,744,283,024
5. Step 5: Solve for x
   x = 15,995,744,283,024/1,842,384
6. Step 6: Final answer
   x = 8,682,090.32