Finding the Fourth Proportional to 12,522.72, 18,784.04 and 3,757.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,522.72 : 18,784.04 = 3,757.62 : x
2. Step 2: Convert to fraction form
   12,522.72/18,784.04 = 3,757.62/x
3. Step 3: Cross multiply
   12,522.72x = 18,784.04 × 3,757.62
4. Step 4: Simplify right side
   12,522.72x = 70,583,284.38
5. Step 5: Solve for x
   x = 70,583,284.38/12,522.72
6. Step 6: Final answer
   x = 5,636.42