Finding the Third Proportional to 3,047,972 and 4,179,603

Step by Step Solution

1. Step 1: Write the proportion equation
   3,047,972 : 4,179,603 = 4,179,603 : x
2. Step 2: Convert to fraction form
   3,047,972/4,179,603 = 4,179,603/x
3. Step 3: Cross multiply
   3,047,972x = 4,179,603 × 4,179,603
4. Step 4: Simplify right side
   3,047,972x = 17,469,081,237,609
5. Step 5: Solve for x
   x = 17,469,081,237,609/3,047,972
6. Step 6: Final answer
   x = 5,731,378.52