Finding the Fourth Proportional to 2,423.91, 3,341.12 and 1,636.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.91 : 3,341.12 = 1,636.59 : x
2. Step 2: Convert to fraction form
   2,423.91/3,341.12 = 1,636.59/x
3. Step 3: Cross multiply
   2,423.91x = 3,341.12 × 1,636.59
4. Step 4: Simplify right side
   2,423.91x = 5,468,035.40
5. Step 5: Solve for x
   x = 5,468,035.40/2,423.91
6. Step 6: Final answer
   x = 2,255.87