Finding the Fourth Proportional to 4,723.62, 7,085.83 and 1,436.74

Step by Step Solution

1. Step 1: Write the proportion equation
   4,723.62 : 7,085.83 = 1,436.74 : x
2. Step 2: Convert to fraction form
   4,723.62/7,085.83 = 1,436.74/x
3. Step 3: Cross multiply
   4,723.62x = 7,085.83 × 1,436.74
4. Step 4: Simplify right side
   4,723.62x = 10,180,452.78
5. Step 5: Solve for x
   x = 10,180,452.78/4,723.62
6. Step 6: Final answer
   x = 2,155.22