Finding the Third Proportional to 5,226,444 and 7,839,666

Step by Step Solution

1. Step 1: Write the proportion equation
   5,226,444 : 7,839,666 = 7,839,666 : x
2. Step 2: Convert to fraction form
   5,226,444/7,839,666 = 7,839,666/x
3. Step 3: Cross multiply
   5,226,444x = 7,839,666 × 7,839,666
4. Step 4: Simplify right side
   5,226,444x = 61,460,362,991,556
5. Step 5: Solve for x
   x = 61,460,362,991,556/5,226,444
6. Step 6: Final answer
   x = 11,759,499