Finding the Third Proportional to 1,078,600 and 2,347,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,600 : 2,347,388 = 2,347,388 : x
2. Step 2: Convert to fraction form
   1,078,600/2,347,388 = 2,347,388/x
3. Step 3: Cross multiply
   1,078,600x = 2,347,388 × 2,347,388
4. Step 4: Simplify right side
   1,078,600x = 5,510,230,422,544
5. Step 5: Solve for x
   x = 5,510,230,422,544/1,078,600
6. Step 6: Final answer
   x = 5,108,687.58