Finding the Third Proportional to 2,543,263 and 3,564,379

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,263 : 3,564,379 = 3,564,379 : x
2. Step 2: Convert to fraction form
   2,543,263/3,564,379 = 3,564,379/x
3. Step 3: Cross multiply
   2,543,263x = 3,564,379 × 3,564,379
4. Step 4: Simplify right side
   2,543,263x = 12,704,797,655,641
5. Step 5: Solve for x
   x = 12,704,797,655,641/2,543,263
6. Step 6: Final answer
   x = 4,995,471.43