Finding the Third Proportional to 5,224,170 and 7,915,119

Step by Step Solution

1. Step 1: Write the proportion equation
   5,224,170 : 7,915,119 = 7,915,119 : x
2. Step 2: Convert to fraction form
   5,224,170/7,915,119 = 7,915,119/x
3. Step 3: Cross multiply
   5,224,170x = 7,915,119 × 7,915,119
4. Step 4: Simplify right side
   5,224,170x = 62,649,108,784,161
5. Step 5: Solve for x
   x = 62,649,108,784,161/5,224,170
6. Step 6: Final answer
   x = 11,992,165.03