Finding the Third Proportional to 610,854 and 803,284.50

Step by Step Solution

1. Step 1: Write the proportion equation
   610,854 : 803,284.50 = 803,284.50 : x
2. Step 2: Convert to fraction form
   610,854/803,284.50 = 803,284.50/x
3. Step 3: Cross multiply
   610,854x = 803,284.50 × 803,284.50
4. Step 4: Simplify right side
   610,854x = 645,265,987,940.25
5. Step 5: Solve for x
   x = 645,265,987,940.25/610,854
6. Step 6: Final answer
   x = 1,056,334.23