Finding the Third Proportional to 5,224,168 and 7,915,116

Step by Step Solution

1. Step 1: Write the proportion equation
   5,224,168 : 7,915,116 = 7,915,116 : x
2. Step 2: Convert to fraction form
   5,224,168/7,915,116 = 7,915,116/x
3. Step 3: Cross multiply
   5,224,168x = 7,915,116 × 7,915,116
4. Step 4: Simplify right side
   5,224,168x = 62,649,061,293,456
5. Step 5: Solve for x
   x = 62,649,061,293,456/5,224,168
6. Step 6: Final answer
   x = 11,992,160.53