Finding the Fourth Proportional to 2,518.69, 3,774.85 and 1,423.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.69 : 3,774.85 = 1,423.68 : x
2. Step 2: Convert to fraction form
   2,518.69/3,774.85 = 1,423.68/x
3. Step 3: Cross multiply
   2,518.69x = 3,774.85 × 1,423.68
4. Step 4: Simplify right side
   2,518.69x = 5,374,152.46
5. Step 5: Solve for x
   x = 5,374,152.46/2,518.69
6. Step 6: Final answer
   x = 2,133.71