Finding the Third Proportional to 1,428,801 and 2,176,699

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,801 : 2,176,699 = 2,176,699 : x
2. Step 2: Convert to fraction form
   1,428,801/2,176,699 = 2,176,699/x
3. Step 3: Cross multiply
   1,428,801x = 2,176,699 × 2,176,699
4. Step 4: Simplify right side
   1,428,801x = 4,738,018,536,601
5. Step 5: Solve for x
   x = 4,738,018,536,601/1,428,801
6. Step 6: Final answer
   x = 3,316,080.08