Finding the Fourth Proportional to 13,926.63, 20,884.71 and 5,603.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,926.63 : 20,884.71 = 5,603.82 : x
2. Step 2: Convert to fraction form
   13,926.63/20,884.71 = 5,603.82/x
3. Step 3: Cross multiply
   13,926.63x = 20,884.71 × 5,603.82
4. Step 4: Simplify right side
   13,926.63x = 117,034,155.59
5. Step 5: Solve for x
   x = 117,034,155.59/13,926.63
6. Step 6: Final answer
   x = 8,403.62