Finding the Fourth Proportional to 3,570.10, 5,355.72 and 1,104.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.10 : 5,355.72 = 1,104.34 : x
2. Step 2: Convert to fraction form
   3,570.10/5,355.72 = 1,104.34/x
3. Step 3: Cross multiply
   3,570.10x = 5,355.72 × 1,104.34
4. Step 4: Simplify right side
   3,570.10x = 5,914,535.82
5. Step 5: Solve for x
   x = 5,914,535.82/3,570.10
6. Step 6: Final answer
   x = 1,656.69