Finding the Fourth Proportional to 2,513.21, 3,770.17 and 1,052.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.21 : 3,770.17 = 1,052.03 : x
2. Step 2: Convert to fraction form
   2,513.21/3,770.17 = 1,052.03/x
3. Step 3: Cross multiply
   2,513.21x = 3,770.17 × 1,052.03
4. Step 4: Simplify right side
   2,513.21x = 3,966,331.95
5. Step 5: Solve for x
   x = 3,966,331.95/2,513.21
6. Step 6: Final answer
   x = 1,578.19