Finding the Fourth Proportional to 2,419.79, 3,626.69 and 1,031.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,419.79 : 3,626.69 = 1,031.99 : x
2. Step 2: Convert to fraction form
   2,419.79/3,626.69 = 1,031.99/x
3. Step 3: Cross multiply
   2,419.79x = 3,626.69 × 1,031.99
4. Step 4: Simplify right side
   2,419.79x = 3,742,684.52
5. Step 5: Solve for x
   x = 3,742,684.52/2,419.79
6. Step 6: Final answer
   x = 1,546.70