Finding the Third Proportional to 1,922,174 and 4,228,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922,174 : 4,228,048 = 4,228,048 : x
2. Step 2: Convert to fraction form
   1,922,174/4,228,048 = 4,228,048/x
3. Step 3: Cross multiply
   1,922,174x = 4,228,048 × 4,228,048
4. Step 4: Simplify right side
   1,922,174x = 17,876,389,890,304
5. Step 5: Solve for x
   x = 17,876,389,890,304/1,922,174
6. Step 6: Final answer
   x = 9,300,089.32