Finding the Third Proportional to 2,912,309 and 4,558,596

Step by Step Solution

1. Step 1: Write the proportion equation
   2,912,309 : 4,558,596 = 4,558,596 : x
2. Step 2: Convert to fraction form
   2,912,309/4,558,596 = 4,558,596/x
3. Step 3: Cross multiply
   2,912,309x = 4,558,596 × 4,558,596
4. Step 4: Simplify right side
   2,912,309x = 20,780,797,491,216
5. Step 5: Solve for x
   x = 20,780,797,491,216/2,912,309
6. Step 6: Final answer
   x = 7,135,505.71