Finding the Third Proportional to 902,223 and 1,225,665

Step by Step Solution

1. Step 1: Write the proportion equation
   902,223 : 1,225,665 = 1,225,665 : x
2. Step 2: Convert to fraction form
   902,223/1,225,665 = 1,225,665/x
3. Step 3: Cross multiply
   902,223x = 1,225,665 × 1,225,665
4. Step 4: Simplify right side
   902,223x = 1,502,254,692,225
5. Step 5: Solve for x
   x = 1,502,254,692,225/902,223
6. Step 6: Final answer
   x = 1,665,059.18