Finding the Fourth Proportional to 8,603.84, 12,911.23 and 3,673.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,603.84 : 12,911.23 = 3,673.52 : x
2. Step 2: Convert to fraction form
   8,603.84/12,911.23 = 3,673.52/x
3. Step 3: Cross multiply
   8,603.84x = 12,911.23 × 3,673.52
4. Step 4: Simplify right side
   8,603.84x = 47,429,587.89
5. Step 5: Solve for x
   x = 47,429,587.89/8,603.84
6. Step 6: Final answer
   x = 5,512.61