Finding the Third Proportional to 904,267 and 1,398,906

Step by Step Solution

1. Step 1: Write the proportion equation
   904,267 : 1,398,906 = 1,398,906 : x
2. Step 2: Convert to fraction form
   904,267/1,398,906 = 1,398,906/x
3. Step 3: Cross multiply
   904,267x = 1,398,906 × 1,398,906
4. Step 4: Simplify right side
   904,267x = 1,956,937,996,836
5. Step 5: Solve for x
   x = 1,956,937,996,836/904,267
6. Step 6: Final answer
   x = 2,164,115.24