Finding the Fourth Proportional to 12,402.52, 18,601.52 and 3,635.35

Step by Step Solution

1. Step 1: Write the proportion equation
   12,402.52 : 18,601.52 = 3,635.35 : x
2. Step 2: Convert to fraction form
   12,402.52/18,601.52 = 3,635.35/x
3. Step 3: Cross multiply
   12,402.52x = 18,601.52 × 3,635.35
4. Step 4: Simplify right side
   12,402.52x = 67,622,971.05
5. Step 5: Solve for x
   x = 67,622,971.05/12,402.52
6. Step 6: Final answer
   x = 5,452.36