Finding the Fourth Proportional to 3,436.22, 5,154.72 and 1,095.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,436.22 : 5,154.72 = 1,095.40 : x
2. Step 2: Convert to fraction form
   3,436.22/5,154.72 = 1,095.40/x
3. Step 3: Cross multiply
   3,436.22x = 5,154.72 × 1,095.40
4. Step 4: Simplify right side
   3,436.22x = 5,646,480.29
5. Step 5: Solve for x
   x = 5,646,480.29/3,436.22
6. Step 6: Final answer
   x = 1,643.22