Finding the Third Proportional to 5,244,785 and 7,915,370

Step by Step Solution

1. Step 1: Write the proportion equation
   5,244,785 : 7,915,370 = 7,915,370 : x
2. Step 2: Convert to fraction form
   5,244,785/7,915,370 = 7,915,370/x
3. Step 3: Cross multiply
   5,244,785x = 7,915,370 × 7,915,370
4. Step 4: Simplify right side
   5,244,785x = 62,653,082,236,900
5. Step 5: Solve for x
   x = 62,653,082,236,900/5,244,785
6. Step 6: Final answer
   x = 11,945,786.57