Finding the Fourth Proportional to 3,053.89, 4,580.81 and 1,105.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,053.89 : 4,580.81 = 1,105.63 : x
2. Step 2: Convert to fraction form
   3,053.89/4,580.81 = 1,105.63/x
3. Step 3: Cross multiply
   3,053.89x = 4,580.81 × 1,105.63
4. Step 4: Simplify right side
   3,053.89x = 5,064,652.53
5. Step 5: Solve for x
   x = 5,064,652.53/3,053.89
6. Step 6: Final answer
   x = 1,658.43