Finding the Third Proportional to 3,995,142 and 8,804,631

Step by Step Solution

1. Step 1: Write the proportion equation
   3,995,142 : 8,804,631 = 8,804,631 : x
2. Step 2: Convert to fraction form
   3,995,142/8,804,631 = 8,804,631/x
3. Step 3: Cross multiply
   3,995,142x = 8,804,631 × 8,804,631
4. Step 4: Simplify right side
   3,995,142x = 77,521,527,046,161
5. Step 5: Solve for x
   x = 77,521,527,046,161/3,995,142
6. Step 6: Final answer
   x = 19,403,947.86