Finding the Third Proportional to 1,942,398 and 4,229,633

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942,398 : 4,229,633 = 4,229,633 : x
2. Step 2: Convert to fraction form
   1,942,398/4,229,633 = 4,229,633/x
3. Step 3: Cross multiply
   1,942,398x = 4,229,633 × 4,229,633
4. Step 4: Simplify right side
   1,942,398x = 17,889,795,314,689
5. Step 5: Solve for x
   x = 17,889,795,314,689/1,942,398
6. Step 6: Final answer
   x = 9,210,159.46