Finding the Third Proportional to 395,304 and 862,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   395,304 : 862,162.50 = 862,162.50 : x
2. Step 2: Convert to fraction form
   395,304/862,162.50 = 862,162.50/x
3. Step 3: Cross multiply
   395,304x = 862,162.50 × 862,162.50
4. Step 4: Simplify right side
   395,304x = 743,324,176,406.25
5. Step 5: Solve for x
   x = 743,324,176,406.25/395,304
6. Step 6: Final answer
   x = 1,880,386.17