Finding the Third Proportional to 5,238,436 and 7,825,393

Step by Step Solution

1. Step 1: Write the proportion equation
   5,238,436 : 7,825,393 = 7,825,393 : x
2. Step 2: Convert to fraction form
   5,238,436/7,825,393 = 7,825,393/x
3. Step 3: Cross multiply
   5,238,436x = 7,825,393 × 7,825,393
4. Step 4: Simplify right side
   5,238,436x = 61,236,775,604,449
5. Step 5: Solve for x
   x = 61,236,775,604,449/5,238,436
6. Step 6: Final answer
   x = 11,689,896.68