Finding the Fourth Proportional to 2,513.81, 3,770.72 and 1,419.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.81 : 3,770.72 = 1,419.10 : x
2. Step 2: Convert to fraction form
   2,513.81/3,770.72 = 1,419.10/x
3. Step 3: Cross multiply
   2,513.81x = 3,770.72 × 1,419.10
4. Step 4: Simplify right side
   2,513.81x = 5,351,002.80
5. Step 5: Solve for x
   x = 5,351,002.80/2,513.81
6. Step 6: Final answer
   x = 2,128.64