Finding the Third Proportional to 245,557.41 and 369,249.89

Step by Step Solution

1. Step 1: Write the proportion equation
   245,557.41 : 369,249.89 = 369,249.89 : x
2. Step 2: Convert to fraction form
   245,557.41/369,249.89 = 369,249.89/x
3. Step 3: Cross multiply
   245,557.41x = 369,249.89 × 369,249.89
4. Step 4: Simplify right side
   245,557.41x = 136,345,481,726.57
5. Step 5: Solve for x
   x = 136,345,481,726.57/245,557.41
6. Step 6: Final answer
   x = 555,248.91