Finding the Fourth Proportional to 3,729.59, 5,589.35 and 1,419.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,729.59 : 5,589.35 = 1,419.83 : x
2. Step 2: Convert to fraction form
   3,729.59/5,589.35 = 1,419.83/x
3. Step 3: Cross multiply
   3,729.59x = 5,589.35 × 1,419.83
4. Step 4: Simplify right side
   3,729.59x = 7,935,919.71
5. Step 5: Solve for x
   x = 7,935,919.71/3,729.59
6. Step 6: Final answer
   x = 2,127.83