Finding the Third Proportional to 2,143,076 and 2,918,462

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,076 : 2,918,462 = 2,918,462 : x
2. Step 2: Convert to fraction form
   2,143,076/2,918,462 = 2,918,462/x
3. Step 3: Cross multiply
   2,143,076x = 2,918,462 × 2,918,462
4. Step 4: Simplify right side
   2,143,076x = 8,517,420,445,444
5. Step 5: Solve for x
   x = 8,517,420,445,444/2,143,076
6. Step 6: Final answer
   x = 3,974,390.29