Finding the Third Proportional to 1,331,622 and 2,911,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,331,622 : 2,911,740 = 2,911,740 : x
2. Step 2: Convert to fraction form
   1,331,622/2,911,740 = 2,911,740/x
3. Step 3: Cross multiply
   1,331,622x = 2,911,740 × 2,911,740
4. Step 4: Simplify right side
   1,331,622x = 8,478,229,827,600
5. Step 5: Solve for x
   x = 8,478,229,827,600/1,331,622
6. Step 6: Final answer
   x = 6,366,844.22