Finding the Third Proportional to 2,139,716 and 3,323,865

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,716 : 3,323,865 = 3,323,865 : x
2. Step 2: Convert to fraction form
   2,139,716/3,323,865 = 3,323,865/x
3. Step 3: Cross multiply
   2,139,716x = 3,323,865 × 3,323,865
4. Step 4: Simplify right side
   2,139,716x = 11,048,078,538,225
5. Step 5: Solve for x
   x = 11,048,078,538,225/2,139,716
6. Step 6: Final answer
   x = 5,163,338.75