Finding the Third Proportional to 1,739,428 and 2,661,018

Step by Step Solution

1. Step 1: Write the proportion equation
   1,739,428 : 2,661,018 = 2,661,018 : x
2. Step 2: Convert to fraction form
   1,739,428/2,661,018 = 2,661,018/x
3. Step 3: Cross multiply
   1,739,428x = 2,661,018 × 2,661,018
4. Step 4: Simplify right side
   1,739,428x = 7,081,016,796,324
5. Step 5: Solve for x
   x = 7,081,016,796,324/1,739,428
6. Step 6: Final answer
   x = 4,070,888.13