Finding the Third Proportional to 916,264 and 1,398,095

Step by Step Solution

1. Step 1: Write the proportion equation
   916,264 : 1,398,095 = 1,398,095 : x
2. Step 2: Convert to fraction form
   916,264/1,398,095 = 1,398,095/x
3. Step 3: Cross multiply
   916,264x = 1,398,095 × 1,398,095
4. Step 4: Simplify right side
   916,264x = 1,954,669,629,025
5. Step 5: Solve for x
   x = 1,954,669,629,025/916,264
6. Step 6: Final answer
   x = 2,133,303.97