Finding the Third Proportional to 771,028.50 and 1,670,766

Step by Step Solution

1. Step 1: Write the proportion equation
   771,028.50 : 1,670,766 = 1,670,766 : x
2. Step 2: Convert to fraction form
   771,028.50/1,670,766 = 1,670,766/x
3. Step 3: Cross multiply
   771,028.50x = 1,670,766 × 1,670,766
4. Step 4: Simplify right side
   771,028.50x = 2,791,459,026,756
5. Step 5: Solve for x
   x = 2,791,459,026,756/771,028.50
6. Step 6: Final answer
   x = 3,620,435.60