Finding the Third Proportional to 1,428,024 and 2,974,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,024 : 2,974,320 = 2,974,320 : x
2. Step 2: Convert to fraction form
   1,428,024/2,974,320 = 2,974,320/x
3. Step 3: Cross multiply
   1,428,024x = 2,974,320 × 2,974,320
4. Step 4: Simplify right side
   1,428,024x = 8,846,579,462,400
5. Step 5: Solve for x
   x = 8,846,579,462,400/1,428,024
6. Step 6: Final answer
   x = 6,194,979.54