Finding the Third Proportional to 1,799 and 2,391.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,799 : 2,391.25 = 2,391.25 : x
2. Step 2: Convert to fraction form
   1,799/2,391.25 = 2,391.25/x
3. Step 3: Cross multiply
   1,799x = 2,391.25 × 2,391.25
4. Step 4: Simplify right side
   1,799x = 5,718,076.56
5. Step 5: Solve for x
   x = 5,718,076.56/1,799
6. Step 6: Final answer
   x = 3,178.48