Finding the Third Proportional to 1,200,132 and 2,560,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,132 : 2,560,968 = 2,560,968 : x
2. Step 2: Convert to fraction form
   1,200,132/2,560,968 = 2,560,968/x
3. Step 3: Cross multiply
   1,200,132x = 2,560,968 × 2,560,968
4. Step 4: Simplify right side
   1,200,132x = 6,558,557,097,024
5. Step 5: Solve for x
   x = 6,558,557,097,024/1,200,132
6. Step 6: Final answer
   x = 5,464,863.11