Finding the Third Proportional to 415,173.50 and 863,482

Step by Step Solution

1. Step 1: Write the proportion equation
   415,173.50 : 863,482 = 863,482 : x
2. Step 2: Convert to fraction form
   415,173.50/863,482 = 863,482/x
3. Step 3: Cross multiply
   415,173.50x = 863,482 × 863,482
4. Step 4: Simplify right side
   415,173.50x = 745,601,164,324
5. Step 5: Solve for x
   x = 745,601,164,324/415,173.50
6. Step 6: Final answer
   x = 1,795,878.50