Finding the Fourth Proportional to 2,923.86, 4,380.92 and 2,056.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,923.86 : 4,380.92 = 2,056.34 : x
2. Step 2: Convert to fraction form
   2,923.86/4,380.92 = 2,056.34/x
3. Step 3: Cross multiply
   2,923.86x = 4,380.92 × 2,056.34
4. Step 4: Simplify right side
   2,923.86x = 9,008,661.03
5. Step 5: Solve for x
   x = 9,008,661.03/2,923.86
6. Step 6: Final answer
   x = 3,081.08