Finding the Third Proportional to 1,238,256 and 2,682,607.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,256 : 2,682,607.50 = 2,682,607.50 : x
2. Step 2: Convert to fraction form
   1,238,256/2,682,607.50 = 2,682,607.50/x
3. Step 3: Cross multiply
   1,238,256x = 2,682,607.50 × 2,682,607.50
4. Step 4: Simplify right side
   1,238,256x = 7,196,382,999,056.25
5. Step 5: Solve for x
   x = 7,196,382,999,056.25/1,238,256
6. Step 6: Final answer
   x = 5,811,708.56