Finding the Fourth Proportional to 12,522.53, 18,780.82 and 3,635.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,522.53 : 18,780.82 = 3,635.48 : x
2. Step 2: Convert to fraction form
   12,522.53/18,780.82 = 3,635.48/x
3. Step 3: Cross multiply
   12,522.53x = 18,780.82 × 3,635.48
4. Step 4: Simplify right side
   12,522.53x = 68,277,333.36
5. Step 5: Solve for x
   x = 68,277,333.36/12,522.53
6. Step 6: Final answer
   x = 5,452.36