Finding the Third Proportional to 3,620,069 and 5,311,759

Step by Step Solution

1. Step 1: Write the proportion equation
   3,620,069 : 5,311,759 = 5,311,759 : x
2. Step 2: Convert to fraction form
   3,620,069/5,311,759 = 5,311,759/x
3. Step 3: Cross multiply
   3,620,069x = 5,311,759 × 5,311,759
4. Step 4: Simplify right side
   3,620,069x = 28,214,783,674,081
5. Step 5: Solve for x
   x = 28,214,783,674,081/3,620,069
6. Step 6: Final answer
   x = 7,793,990.58