Finding the Fourth Proportional to 3,506.89, 5,261.42 and 1,041.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,506.89 : 5,261.42 = 1,041.72 : x
2. Step 2: Convert to fraction form
   3,506.89/5,261.42 = 1,041.72/x
3. Step 3: Cross multiply
   3,506.89x = 5,261.42 × 1,041.72
4. Step 4: Simplify right side
   3,506.89x = 5,480,926.44
5. Step 5: Solve for x
   x = 5,480,926.44/3,506.89
6. Step 6: Final answer
   x = 1,562.90