Finding the Third Proportional to 904,254 and 1,398,886

Step by Step Solution

1. Step 1: Write the proportion equation
   904,254 : 1,398,886 = 1,398,886 : x
2. Step 2: Convert to fraction form
   904,254/1,398,886 = 1,398,886/x
3. Step 3: Cross multiply
   904,254x = 1,398,886 × 1,398,886
4. Step 4: Simplify right side
   904,254x = 1,956,882,040,996
5. Step 5: Solve for x
   x = 1,956,882,040,996/904,254
6. Step 6: Final answer
   x = 2,164,084.47