Finding the Fourth Proportional to 12,375.58, 18,565.05 and 3,610.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,375.58 : 18,565.05 = 3,610.42 : x
2. Step 2: Convert to fraction form
   12,375.58/18,565.05 = 3,610.42/x
3. Step 3: Cross multiply
   12,375.58x = 18,565.05 × 3,610.42
4. Step 4: Simplify right side
   12,375.58x = 67,027,627.82
5. Step 5: Solve for x
   x = 67,027,627.82/12,375.58
6. Step 6: Final answer
   x = 5,416.12