Finding the Third Proportional to 4,462,686 and 9,160,602

Step by Step Solution

1. Step 1: Write the proportion equation
   4,462,686 : 9,160,602 = 9,160,602 : x
2. Step 2: Convert to fraction form
   4,462,686/9,160,602 = 9,160,602/x
3. Step 3: Cross multiply
   4,462,686x = 9,160,602 × 9,160,602
4. Step 4: Simplify right side
   4,462,686x = 83,916,629,002,404
5. Step 5: Solve for x
   x = 83,916,629,002,404/4,462,686
6. Step 6: Final answer
   x = 18,804,063.07