Finding the Fourth Proportional to 2,385.76, 3,293.88 and 1,944.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,385.76 : 3,293.88 = 1,944.72 : x
2. Step 2: Convert to fraction form
   2,385.76/3,293.88 = 1,944.72/x
3. Step 3: Cross multiply
   2,385.76x = 3,293.88 × 1,944.72
4. Step 4: Simplify right side
   2,385.76x = 6,405,674.31
5. Step 5: Solve for x
   x = 6,405,674.31/2,385.76
6. Step 6: Final answer
   x = 2,684.96