Finding the Fourth Proportional to 3,610.43, 5,414.70 and 1,012.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,610.43 : 5,414.70 = 1,012.76 : x
2. Step 2: Convert to fraction form
   3,610.43/5,414.70 = 1,012.76/x
3. Step 3: Cross multiply
   3,610.43x = 5,414.70 × 1,012.76
4. Step 4: Simplify right side
   3,610.43x = 5,483,791.57
5. Step 5: Solve for x
   x = 5,483,791.57/3,610.43
6. Step 6: Final answer
   x = 1,518.87