Finding the Third Proportional to 1,428,378 and 1,937,730

Step by Step Solution

1. Step 1: Write the proportion equation
   1,428,378 : 1,937,730 = 1,937,730 : x
2. Step 2: Convert to fraction form
   1,428,378/1,937,730 = 1,937,730/x
3. Step 3: Cross multiply
   1,428,378x = 1,937,730 × 1,937,730
4. Step 4: Simplify right side
   1,428,378x = 3,754,797,552,900
5. Step 5: Solve for x
   x = 3,754,797,552,900/1,428,378
6. Step 6: Final answer
   x = 2,628,714.21