Finding the Third Proportional to 2,615,296 and 5,643,450

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615,296 : 5,643,450 = 5,643,450 : x
2. Step 2: Convert to fraction form
   2,615,296/5,643,450 = 5,643,450/x
3. Step 3: Cross multiply
   2,615,296x = 5,643,450 × 5,643,450
4. Step 4: Simplify right side
   2,615,296x = 31,848,527,902,500
5. Step 5: Solve for x
   x = 31,848,527,902,500/2,615,296
6. Step 6: Final answer
   x = 12,177,790.93