Finding the Fourth Proportional to 3,003.69, 4,501.80 and 1,053.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,003.69 : 4,501.80 = 1,053.60 : x
2. Step 2: Convert to fraction form
   3,003.69/4,501.80 = 1,053.60/x
3. Step 3: Cross multiply
   3,003.69x = 4,501.80 × 1,053.60
4. Step 4: Simplify right side
   3,003.69x = 4,743,096.48
5. Step 5: Solve for x
   x = 4,743,096.48/3,003.69
6. Step 6: Final answer
   x = 1,579.09