Finding the Fourth Proportional to 2,598.60, 3,586.12 and 1,419.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598.60 : 3,586.12 = 1,419.72 : x
2. Step 2: Convert to fraction form
   2,598.60/3,586.12 = 1,419.72/x
3. Step 3: Cross multiply
   2,598.60x = 3,586.12 × 1,419.72
4. Step 4: Simplify right side
   2,598.60x = 5,091,286.29
5. Step 5: Solve for x
   x = 5,091,286.29/2,598.60
6. Step 6: Final answer
   x = 1,959.24