Finding the Fourth Proportional to 13,066.86, 19,603.59 and 5,669.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066.86 : 19,603.59 = 5,669.52 : x
2. Step 2: Convert to fraction form
   13,066.86/19,603.59 = 5,669.52/x
3. Step 3: Cross multiply
   13,066.86x = 19,603.59 × 5,669.52
4. Step 4: Simplify right side
   13,066.86x = 111,142,945.58
5. Step 5: Solve for x
   x = 111,142,945.58/13,066.86
6. Step 6: Final answer
   x = 8,505.71