Finding the Fourth Proportional to 13,068.72, 19,603.41 and 3,709.03

Step by Step Solution

1. Step 1: Write the proportion equation
   13,068.72 : 19,603.41 = 3,709.03 : x
2. Step 2: Convert to fraction form
   13,068.72/19,603.41 = 3,709.03/x
3. Step 3: Cross multiply
   13,068.72x = 19,603.41 × 3,709.03
4. Step 4: Simplify right side
   13,068.72x = 72,709,635.79
5. Step 5: Solve for x
   x = 72,709,635.79/13,068.72
6. Step 6: Final answer
   x = 5,563.64