Finding the Third Proportional to 853,972 and 1,839,896

Step by Step Solution

1. Step 1: Write the proportion equation
   853,972 : 1,839,896 = 1,839,896 : x
2. Step 2: Convert to fraction form
   853,972/1,839,896 = 1,839,896/x
3. Step 3: Cross multiply
   853,972x = 1,839,896 × 1,839,896
4. Step 4: Simplify right side
   853,972x = 3,385,217,290,816
5. Step 5: Solve for x
   x = 3,385,217,290,816/853,972
6. Step 6: Final answer
   x = 3,964,084.64