Finding the Third Proportional to 664,322 and 1,044,099

Step by Step Solution

1. Step 1: Write the proportion equation
   664,322 : 1,044,099 = 1,044,099 : x
2. Step 2: Convert to fraction form
   664,322/1,044,099 = 1,044,099/x
3. Step 3: Cross multiply
   664,322x = 1,044,099 × 1,044,099
4. Step 4: Simplify right side
   664,322x = 1,090,142,721,801
5. Step 5: Solve for x
   x = 1,090,142,721,801/664,322
6. Step 6: Final answer
   x = 1,640,985.43