Finding the Third Proportional to 6,259,584 and 13,191,666

Step by Step Solution

1. Step 1: Write the proportion equation
   6,259,584 : 13,191,666 = 13,191,666 : x
2. Step 2: Convert to fraction form
   6,259,584/13,191,666 = 13,191,666/x
3. Step 3: Cross multiply
   6,259,584x = 13,191,666 × 13,191,666
4. Step 4: Simplify right side
   6,259,584x = 174,020,051,855,556
5. Step 5: Solve for x
   x = 174,020,051,855,556/6,259,584
6. Step 6: Final answer
   x = 27,800,577.78