Finding the Third Proportional to 1,384,708 and 2,909,372

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384,708 : 2,909,372 = 2,909,372 : x
2. Step 2: Convert to fraction form
   1,384,708/2,909,372 = 2,909,372/x
3. Step 3: Cross multiply
   1,384,708x = 2,909,372 × 2,909,372
4. Step 4: Simplify right side
   1,384,708x = 8,464,445,434,384
5. Step 5: Solve for x
   x = 8,464,445,434,384/1,384,708
6. Step 6: Final answer
   x = 6,112,801.71