Finding the Fourth Proportional to 2,623.86, 3,620.79 and 1,444.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,623.86 : 3,620.79 = 1,444.71 : x
2. Step 2: Convert to fraction form
   2,623.86/3,620.79 = 1,444.71/x
3. Step 3: Cross multiply
   2,623.86x = 3,620.79 × 1,444.71
4. Step 4: Simplify right side
   2,623.86x = 5,230,973.42
5. Step 5: Solve for x
   x = 5,230,973.42/2,623.86
6. Step 6: Final answer
   x = 1,993.62