Finding the Third Proportional to 2,913,394 and 5,942,420

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913,394 : 5,942,420 = 5,942,420 : x
2. Step 2: Convert to fraction form
   2,913,394/5,942,420 = 5,942,420/x
3. Step 3: Cross multiply
   2,913,394x = 5,942,420 × 5,942,420
4. Step 4: Simplify right side
   2,913,394x = 35,312,355,456,400
5. Step 5: Solve for x
   x = 35,312,355,456,400/2,913,394
6. Step 6: Final answer
   x = 12,120,693.41