Finding the Third Proportional to 763,764 and 1,680,012

Step by Step Solution

1. Step 1: Write the proportion equation
   763,764 : 1,680,012 = 1,680,012 : x
2. Step 2: Convert to fraction form
   763,764/1,680,012 = 1,680,012/x
3. Step 3: Cross multiply
   763,764x = 1,680,012 × 1,680,012
4. Step 4: Simplify right side
   763,764x = 2,822,440,320,144
5. Step 5: Solve for x
   x = 2,822,440,320,144/763,764
6. Step 6: Final answer
   x = 3,695,435.13