Finding the Third Proportional to 1,726,378 and 2,613,554

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,378 : 2,613,554 = 2,613,554 : x
2. Step 2: Convert to fraction form
   1,726,378/2,613,554 = 2,613,554/x
3. Step 3: Cross multiply
   1,726,378x = 2,613,554 × 2,613,554
4. Step 4: Simplify right side
   1,726,378x = 6,830,664,510,916
5. Step 5: Solve for x
   x = 6,830,664,510,916/1,726,378
6. Step 6: Final answer
   x = 3,956,644.79