Finding the Fourth Proportional to 10,954.14, 16,429.67 and 3,558.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,954.14 : 16,429.67 = 3,558.70 : x
2. Step 2: Convert to fraction form
   10,954.14/16,429.67 = 3,558.70/x
3. Step 3: Cross multiply
   10,954.14x = 16,429.67 × 3,558.70
4. Step 4: Simplify right side
   10,954.14x = 58,468,266.63
5. Step 5: Solve for x
   x = 58,468,266.63/10,954.14
6. Step 6: Final answer
   x = 5,337.55