Finding the Third Proportional to 1,238,429 and 1,743,979

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,429 : 1,743,979 = 1,743,979 : x
2. Step 2: Convert to fraction form
   1,238,429/1,743,979 = 1,743,979/x
3. Step 3: Cross multiply
   1,238,429x = 1,743,979 × 1,743,979
4. Step 4: Simplify right side
   1,238,429x = 3,041,462,752,441
5. Step 5: Solve for x
   x = 3,041,462,752,441/1,238,429
6. Step 6: Final answer
   x = 2,455,904.01