Finding the Fourth Proportional to 13,522.04, 18,648.78 and 8,804.60

Step by Step Solution

1. Step 1: Write the proportion equation
   13,522.04 : 18,648.78 = 8,804.60 : x
2. Step 2: Convert to fraction form
   13,522.04/18,648.78 = 8,804.60/x
3. Step 3: Cross multiply
   13,522.04x = 18,648.78 × 8,804.60
4. Step 4: Simplify right side
   13,522.04x = 164,195,048.39
5. Step 5: Solve for x
   x = 164,195,048.39/13,522.04
6. Step 6: Final answer
   x = 12,142.77