Finding the Third Proportional to 664,464 and 1,559,936

Step by Step Solution

1. Step 1: Write the proportion equation
   664,464 : 1,559,936 = 1,559,936 : x
2. Step 2: Convert to fraction form
   664,464/1,559,936 = 1,559,936/x
3. Step 3: Cross multiply
   664,464x = 1,559,936 × 1,559,936
4. Step 4: Simplify right side
   664,464x = 2,433,400,324,096
5. Step 5: Solve for x
   x = 2,433,400,324,096/664,464
6. Step 6: Final answer
   x = 3,662,200.40