Finding the Fourth Proportional to 3,507.33, 5,261.81 and 1,042.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,507.33 : 5,261.81 = 1,042.10 : x
2. Step 2: Convert to fraction form
   3,507.33/5,261.81 = 1,042.10/x
3. Step 3: Cross multiply
   3,507.33x = 5,261.81 × 1,042.10
4. Step 4: Simplify right side
   3,507.33x = 5,483,300.68
5. Step 5: Solve for x
   x = 5,483,300.68/3,507.33
6. Step 6: Final answer
   x = 1,563.38