Finding the Third Proportional to 920,388 and 2,017,896

Step by Step Solution

1. Step 1: Write the proportion equation
   920,388 : 2,017,896 = 2,017,896 : x
2. Step 2: Convert to fraction form
   920,388/2,017,896 = 2,017,896/x
3. Step 3: Cross multiply
   920,388x = 2,017,896 × 2,017,896
4. Step 4: Simplify right side
   920,388x = 4,071,904,266,816
5. Step 5: Solve for x
   x = 4,071,904,266,816/920,388
6. Step 6: Final answer
   x = 4,424,117.08