Finding the Third Proportional to 300,067.88 and 651,648.38

Step by Step Solution

1. Step 1: Write the proportion equation
   300,067.88 : 651,648.38 = 651,648.38 : x
2. Step 2: Convert to fraction form
   300,067.88/651,648.38 = 651,648.38/x
3. Step 3: Cross multiply
   300,067.88x = 651,648.38 × 651,648.38
4. Step 4: Simplify right side
   300,067.88x = 424,645,604,640.14
5. Step 5: Solve for x
   x = 424,645,604,640.14/300,067.88
6. Step 6: Final answer
   x = 1,415,165.17