Finding the Third Proportional to 178,300.50 and 364,799

Step by Step Solution

1. Step 1: Write the proportion equation
   178,300.50 : 364,799 = 364,799 : x
2. Step 2: Convert to fraction form
   178,300.50/364,799 = 364,799/x
3. Step 3: Cross multiply
   178,300.50x = 364,799 × 364,799
4. Step 4: Simplify right side
   178,300.50x = 133,078,310,401
5. Step 5: Solve for x
   x = 133,078,310,401/178,300.50
6. Step 6: Final answer
   x = 746,370.93