Finding the Fourth Proportional to 2,940.34, 4,406.37 and 2,321.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.34 : 4,406.37 = 2,321.32 : x
2. Step 2: Convert to fraction form
   2,940.34/4,406.37 = 2,321.32/x
3. Step 3: Cross multiply
   2,940.34x = 4,406.37 × 2,321.32
4. Step 4: Simplify right side
   2,940.34x = 10,228,594.81
5. Step 5: Solve for x
   x = 10,228,594.81/2,940.34
6. Step 6: Final answer
   x = 3,478.71