Finding the Third Proportional to 5,225,600 and 10,661,152

Step by Step Solution

1. Step 1: Write the proportion equation
   5,225,600 : 10,661,152 = 10,661,152 : x
2. Step 2: Convert to fraction form
   5,225,600/10,661,152 = 10,661,152/x
3. Step 3: Cross multiply
   5,225,600x = 10,661,152 × 10,661,152
4. Step 4: Simplify right side
   5,225,600x = 113,660,161,967,104
5. Step 5: Solve for x
   x = 113,660,161,967,104/5,225,600
6. Step 6: Final answer
   x = 21,750,643.36