Finding the Fourth Proportional to 3,624.71, 5,434.31 and 1,867.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,624.71 : 5,434.31 = 1,867.82 : x
2. Step 2: Convert to fraction form
   3,624.71/5,434.31 = 1,867.82/x
3. Step 3: Cross multiply
   3,624.71x = 5,434.31 × 1,867.82
4. Step 4: Simplify right side
   3,624.71x = 10,150,276.39
5. Step 5: Solve for x
   x = 10,150,276.39/3,624.71
6. Step 6: Final answer
   x = 2,800.30