Finding the Fourth Proportional to 3,517.34, 5,275.81 and 1,052.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,517.34 : 5,275.81 = 1,052.18 : x
2. Step 2: Convert to fraction form
   3,517.34/5,275.81 = 1,052.18/x
3. Step 3: Cross multiply
   3,517.34x = 5,275.81 × 1,052.18
4. Step 4: Simplify right side
   3,517.34x = 5,551,101.77
5. Step 5: Solve for x
   x = 5,551,101.77/3,517.34
6. Step 6: Final answer
   x = 1,578.21