Finding the Fourth Proportional to 11,287.60, 16,926.46 and 3,494.58

Step by Step Solution

1. Step 1: Write the proportion equation
   11,287.60 : 16,926.46 = 3,494.58 : x
2. Step 2: Convert to fraction form
   11,287.60/16,926.46 = 3,494.58/x
3. Step 3: Cross multiply
   11,287.60x = 16,926.46 × 3,494.58
4. Step 4: Simplify right side
   11,287.60x = 59,150,868.59
5. Step 5: Solve for x
   x = 59,150,868.59/11,287.60
6. Step 6: Final answer
   x = 5,240.34