Finding the Third Proportional to 368,392.50 and 550,314

Step by Step Solution

1. Step 1: Write the proportion equation
   368,392.50 : 550,314 = 550,314 : x
2. Step 2: Convert to fraction form
   368,392.50/550,314 = 550,314/x
3. Step 3: Cross multiply
   368,392.50x = 550,314 × 550,314
4. Step 4: Simplify right side
   368,392.50x = 302,845,498,596
5. Step 5: Solve for x
   x = 302,845,498,596/368,392.50
6. Step 6: Final answer
   x = 822,072.92