Finding the Fourth Proportional to 3,576.03, 5,364.56 and 1,111.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,576.03 : 5,364.56 = 1,111.05 : x
2. Step 2: Convert to fraction form
   3,576.03/5,364.56 = 1,111.05/x
3. Step 3: Cross multiply
   3,576.03x = 5,364.56 × 1,111.05
4. Step 4: Simplify right side
   3,576.03x = 5,960,294.39
5. Step 5: Solve for x
   x = 5,960,294.39/3,576.03
6. Step 6: Final answer
   x = 1,666.74