Finding the Fourth Proportional to 3,435.75, 4,741.35 and 2,109.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,435.75 : 4,741.35 = 2,109.42 : x
2. Step 2: Convert to fraction form
   3,435.75/4,741.35 = 2,109.42/x
3. Step 3: Cross multiply
   3,435.75x = 4,741.35 × 2,109.42
4. Step 4: Simplify right side
   3,435.75x = 10,001,498.52
5. Step 5: Solve for x
   x = 10,001,498.52/3,435.75
6. Step 6: Final answer
   x = 2,911.01