Finding the Third Proportional to 799,278 and 1,711,920

Step by Step Solution

1. Step 1: Write the proportion equation
   799,278 : 1,711,920 = 1,711,920 : x
2. Step 2: Convert to fraction form
   799,278/1,711,920 = 1,711,920/x
3. Step 3: Cross multiply
   799,278x = 1,711,920 × 1,711,920
4. Step 4: Simplify right side
   799,278x = 2,930,670,086,400
5. Step 5: Solve for x
   x = 2,930,670,086,400/799,278
6. Step 6: Final answer
   x = 3,666,646.76