Finding the Third Proportional to 904,197 and 1,398,814

Step by Step Solution

1. Step 1: Write the proportion equation
   904,197 : 1,398,814 = 1,398,814 : x
2. Step 2: Convert to fraction form
   904,197/1,398,814 = 1,398,814/x
3. Step 3: Cross multiply
   904,197x = 1,398,814 × 1,398,814
4. Step 4: Simplify right side
   904,197x = 1,956,680,606,596
5. Step 5: Solve for x
   x = 1,956,680,606,596/904,197
6. Step 6: Final answer
   x = 2,163,998.12