Finding the Third Proportional to 5,244,858 and 7,915,533

Step by Step Solution

1. Step 1: Write the proportion equation
   5,244,858 : 7,915,533 = 7,915,533 : x
2. Step 2: Convert to fraction form
   5,244,858/7,915,533 = 7,915,533/x
3. Step 3: Cross multiply
   5,244,858x = 7,915,533 × 7,915,533
4. Step 4: Simplify right side
   5,244,858x = 62,655,662,674,089
5. Step 5: Solve for x
   x = 62,655,662,674,089/5,244,858
6. Step 6: Final answer
   x = 11,946,112.30