Finding the Fourth Proportional to 3,001.72, 4,504.61 and 1,053.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,001.72 : 4,504.61 = 1,053.94 : x
2. Step 2: Convert to fraction form
   3,001.72/4,504.61 = 1,053.94/x
3. Step 3: Cross multiply
   3,001.72x = 4,504.61 × 1,053.94
4. Step 4: Simplify right side
   3,001.72x = 4,747,583.39
5. Step 5: Solve for x
   x = 4,747,583.39/3,001.72
6. Step 6: Final answer
   x = 1,581.62