Finding the Fourth Proportional to 12,932.88, 19,383.61 and 5,903.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932.88 : 19,383.61 = 5,903.25 : x
2. Step 2: Convert to fraction form
   12,932.88/19,383.61 = 5,903.25/x
3. Step 3: Cross multiply
   12,932.88x = 19,383.61 × 5,903.25
4. Step 4: Simplify right side
   12,932.88x = 114,426,295.73
5. Step 5: Solve for x
   x = 114,426,295.73/12,932.88
6. Step 6: Final answer
   x = 8,847.70