Finding the Fourth Proportional to 14,238.92, 21,355.86 and 3,851.48

Step by Step Solution

1. Step 1: Write the proportion equation
   14,238.92 : 21,355.86 = 3,851.48 : x
2. Step 2: Convert to fraction form
   14,238.92/21,355.86 = 3,851.48/x
3. Step 3: Cross multiply
   14,238.92x = 21,355.86 × 3,851.48
4. Step 4: Simplify right side
   14,238.92x = 82,251,667.67
5. Step 5: Solve for x
   x = 82,251,667.67/14,238.92
6. Step 6: Final answer
   x = 5,776.54