Finding the Third Proportional to 4,062,370 and 8,684,612

Step by Step Solution

1. Step 1: Write the proportion equation
   4,062,370 : 8,684,612 = 8,684,612 : x
2. Step 2: Convert to fraction form
   4,062,370/8,684,612 = 8,684,612/x
3. Step 3: Cross multiply
   4,062,370x = 8,684,612 × 8,684,612
4. Step 4: Simplify right side
   4,062,370x = 75,422,485,590,544
5. Step 5: Solve for x
   x = 75,422,485,590,544/4,062,370
6. Step 6: Final answer
   x = 18,566,129.03