Finding the Fourth Proportional to 12,338.60, 18,503.06 and 4,016.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,338.60 : 18,503.06 = 4,016.59 : x
2. Step 2: Convert to fraction form
   12,338.60/18,503.06 = 4,016.59/x
3. Step 3: Cross multiply
   12,338.60x = 18,503.06 × 4,016.59
4. Step 4: Simplify right side
   12,338.60x = 74,319,139.42
5. Step 5: Solve for x
   x = 74,319,139.42/12,338.60
6. Step 6: Final answer
   x = 6,023.31