Finding the Third Proportional to 565,388 and 1,228,936

Step by Step Solution

1. Step 1: Write the proportion equation
   565,388 : 1,228,936 = 1,228,936 : x
2. Step 2: Convert to fraction form
   565,388/1,228,936 = 1,228,936/x
3. Step 3: Cross multiply
   565,388x = 1,228,936 × 1,228,936
4. Step 4: Simplify right side
   565,388x = 1,510,283,692,096
5. Step 5: Solve for x
   x = 1,510,283,692,096/565,388
6. Step 6: Final answer
   x = 2,671,234.08