Finding the Fourth Proportional to 12,826.44, 19,238.89 and 3,941.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826.44 : 19,238.89 = 3,941.86 : x
2. Step 2: Convert to fraction form
   12,826.44/19,238.89 = 3,941.86/x
3. Step 3: Cross multiply
   12,826.44x = 19,238.89 × 3,941.86
4. Step 4: Simplify right side
   12,826.44x = 75,836,953.42
5. Step 5: Solve for x
   x = 75,836,953.42/12,826.44
6. Step 6: Final answer
   x = 5,912.55