Finding the Third Proportional to 1,218,544 and 1,703,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218,544 : 1,703,510 = 1,703,510 : x
2. Step 2: Convert to fraction form
   1,218,544/1,703,510 = 1,703,510/x
3. Step 3: Cross multiply
   1,218,544x = 1,703,510 × 1,703,510
4. Step 4: Simplify right side
   1,218,544x = 2,901,946,320,100
5. Step 5: Solve for x
   x = 2,901,946,320,100/1,218,544
6. Step 6: Final answer
   x = 2,381,486.69