Finding the Third Proportional to 3,142,661 and 4,805,367

Step by Step Solution

1. Step 1: Write the proportion equation
   3,142,661 : 4,805,367 = 4,805,367 : x
2. Step 2: Convert to fraction form
   3,142,661/4,805,367 = 4,805,367/x
3. Step 3: Cross multiply
   3,142,661x = 4,805,367 × 4,805,367
4. Step 4: Simplify right side
   3,142,661x = 23,091,552,004,689
5. Step 5: Solve for x
   x = 23,091,552,004,689/3,142,661
6. Step 6: Final answer
   x = 7,347,770.57