Finding the Third Proportional to 1,466,479 and 2,147,218

Step by Step Solution

1. Step 1: Write the proportion equation
   1,466,479 : 2,147,218 = 2,147,218 : x
2. Step 2: Convert to fraction form
   1,466,479/2,147,218 = 2,147,218/x
3. Step 3: Cross multiply
   1,466,479x = 2,147,218 × 2,147,218
4. Step 4: Simplify right side
   1,466,479x = 4,610,545,139,524
5. Step 5: Solve for x
   x = 4,610,545,139,524/1,466,479
6. Step 6: Final answer
   x = 3,143,955.79