Finding the Third Proportional to 904,350 and 1,399,665

Step by Step Solution

1. Step 1: Write the proportion equation
   904,350 : 1,399,665 = 1,399,665 : x
2. Step 2: Convert to fraction form
   904,350/1,399,665 = 1,399,665/x
3. Step 3: Cross multiply
   904,350x = 1,399,665 × 1,399,665
4. Step 4: Simplify right side
   904,350x = 1,959,062,112,225
5. Step 5: Solve for x
   x = 1,959,062,112,225/904,350
6. Step 6: Final answer
   x = 2,166,265.40