Finding the Third Proportional to 4,856,816 and 10,658,416

Step by Step Solution

1. Step 1: Write the proportion equation
   4,856,816 : 10,658,416 = 10,658,416 : x
2. Step 2: Convert to fraction form
   4,856,816/10,658,416 = 10,658,416/x
3. Step 3: Cross multiply
   4,856,816x = 10,658,416 × 10,658,416
4. Step 4: Simplify right side
   4,856,816x = 113,601,831,629,056
5. Step 5: Solve for x
   x = 113,601,831,629,056/4,856,816
6. Step 6: Final answer
   x = 23,390,186.42