Finding the Fourth Proportional to 3,917.76, 5,404.56 and 2,323.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,917.76 : 5,404.56 = 2,323.71 : x
2. Step 2: Convert to fraction form
   3,917.76/5,404.56 = 2,323.71/x
3. Step 3: Cross multiply
   3,917.76x = 5,404.56 × 2,323.71
4. Step 4: Simplify right side
   3,917.76x = 12,558,623.19
5. Step 5: Solve for x
   x = 12,558,623.19/3,917.76
6. Step 6: Final answer
   x = 3,205.56