Finding the Third Proportional to 904,368 and 1,399,698

Step by Step Solution

1. Step 1: Write the proportion equation
   904,368 : 1,399,698 = 1,399,698 : x
2. Step 2: Convert to fraction form
   904,368/1,399,698 = 1,399,698/x
3. Step 3: Cross multiply
   904,368x = 1,399,698 × 1,399,698
4. Step 4: Simplify right side
   904,368x = 1,959,154,491,204
5. Step 5: Solve for x
   x = 1,959,154,491,204/904,368
6. Step 6: Final answer
   x = 2,166,324.43