Finding the Third Proportional to 295,974 and 647,301.38

Step by Step Solution

1. Step 1: Write the proportion equation
   295,974 : 647,301.38 = 647,301.38 : x
2. Step 2: Convert to fraction form
   295,974/647,301.38 = 647,301.38/x
3. Step 3: Cross multiply
   295,974x = 647,301.38 × 647,301.38
4. Step 4: Simplify right side
   295,974x = 418,999,070,076.89
5. Step 5: Solve for x
   x = 418,999,070,076.89/295,974
6. Step 6: Final answer
   x = 1,415,661.75