Finding the Third Proportional to 1,426,857 and 2,971,812

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,857 : 2,971,812 = 2,971,812 : x
2. Step 2: Convert to fraction form
   1,426,857/2,971,812 = 2,971,812/x
3. Step 3: Cross multiply
   1,426,857x = 2,971,812 × 2,971,812
4. Step 4: Simplify right side
   1,426,857x = 8,831,666,563,344
5. Step 5: Solve for x
   x = 8,831,666,563,344/1,426,857
6. Step 6: Final answer
   x = 6,189,594.73