Finding the Third Proportional to 1,384,706 and 2,909,368

Step by Step Solution

1. Step 1: Write the proportion equation
   1,384,706 : 2,909,368 = 2,909,368 : x
2. Step 2: Convert to fraction form
   1,384,706/2,909,368 = 2,909,368/x
3. Step 3: Cross multiply
   1,384,706x = 2,909,368 × 2,909,368
4. Step 4: Simplify right side
   1,384,706x = 8,464,422,159,424
5. Step 5: Solve for x
   x = 8,464,422,159,424/1,384,706
6. Step 6: Final answer
   x = 6,112,793.73