Finding the Fourth Proportional to 3,494.47, 4,823.50 and 2,238.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494.47 : 4,823.50 = 2,238.91 : x
2. Step 2: Convert to fraction form
   3,494.47/4,823.50 = 2,238.91/x
3. Step 3: Cross multiply
   3,494.47x = 4,823.50 × 2,238.91
4. Step 4: Simplify right side
   3,494.47x = 10,799,382.39
5. Step 5: Solve for x
   x = 10,799,382.39/3,494.47
6. Step 6: Final answer
   x = 3,090.42