Finding the Fourth Proportional to 2,977.47, 4,462.83 and 1,028.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,977.47 : 4,462.83 = 1,028.07 : x
2. Step 2: Convert to fraction form
   2,977.47/4,462.83 = 1,028.07/x
3. Step 3: Cross multiply
   2,977.47x = 4,462.83 × 1,028.07
4. Step 4: Simplify right side
   2,977.47x = 4,588,101.64
5. Step 5: Solve for x
   x = 4,588,101.64/2,977.47
6. Step 6: Final answer
   x = 1,540.94