Finding the Fourth Proportional to 13,003.61, 19,505.00 and 5,603.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,003.61 : 19,505.00 = 5,603.24 : x
2. Step 2: Convert to fraction form
   13,003.61/19,505.00 = 5,603.24/x
3. Step 3: Cross multiply
   13,003.61x = 19,505.00 × 5,603.24
4. Step 4: Simplify right side
   13,003.61x = 109,291,258.97
5. Step 5: Solve for x
   x = 109,291,258.97/13,003.61
6. Step 6: Final answer
   x = 8,404.69