Finding the Fourth Proportional to 2,654.91, 3,983.67 and 1,012.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,654.91 : 3,983.67 = 1,012.59 : x
2. Step 2: Convert to fraction form
   2,654.91/3,983.67 = 1,012.59/x
3. Step 3: Cross multiply
   2,654.91x = 3,983.67 × 1,012.59
4. Step 4: Simplify right side
   2,654.91x = 4,033,824.41
5. Step 5: Solve for x
   x = 4,033,824.41/2,654.91
6. Step 6: Final answer
   x = 1,519.38