Finding the Fourth Proportional to 3,814.83, 5,262.71 and 2,488.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,814.83 : 5,262.71 = 2,488.05 : x
2. Step 2: Convert to fraction form
   3,814.83/5,262.71 = 2,488.05/x
3. Step 3: Cross multiply
   3,814.83x = 5,262.71 × 2,488.05
4. Step 4: Simplify right side
   3,814.83x = 13,093,873.18
5. Step 5: Solve for x
   x = 13,093,873.18/3,814.83
6. Step 6: Final answer
   x = 3,432.36