Finding the Fourth Proportional to 2,721.86, 3,756.17 and 1,479.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,721.86 : 3,756.17 = 1,479.86 : x
2. Step 2: Convert to fraction form
   2,721.86/3,756.17 = 1,479.86/x
3. Step 3: Cross multiply
   2,721.86x = 3,756.17 × 1,479.86
4. Step 4: Simplify right side
   2,721.86x = 5,558,605.74
5. Step 5: Solve for x
   x = 5,558,605.74/2,721.86
6. Step 6: Final answer
   x = 2,042.21