Finding the Third Proportional to 3,607,012 and 5,399,142

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607,012 : 5,399,142 = 5,399,142 : x
2. Step 2: Convert to fraction form
   3,607,012/5,399,142 = 5,399,142/x
3. Step 3: Cross multiply
   3,607,012x = 5,399,142 × 5,399,142
4. Step 4: Simplify right side
   3,607,012x = 29,150,734,336,164
5. Step 5: Solve for x
   x = 29,150,734,336,164/3,607,012
6. Step 6: Final answer
   x = 8,081,684.88