Finding the Third Proportional to 1,238,403.94 and 1,743,940.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,403.94 : 1,743,940.69 = 1,743,940.69 : x
2. Step 2: Convert to fraction form
   1,238,403.94/1,743,940.69 = 1,743,940.69/x
3. Step 3: Cross multiply
   1,238,403.94x = 1,743,940.69 × 1,743,940.69
4. Step 4: Simplify right side
   1,238,403.94x = 3,041,329,121,517.97
5. Step 5: Solve for x
   x = 3,041,329,121,517.97/1,238,403.94
6. Step 6: Final answer
   x = 2,455,845.81