Finding the Fourth Proportional to 10,928.06, 16,391.01 and 3,532.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,928.06 : 16,391.01 = 3,532.56 : x
2. Step 2: Convert to fraction form
   10,928.06/16,391.01 = 3,532.56/x
3. Step 3: Cross multiply
   10,928.06x = 16,391.01 × 3,532.56
4. Step 4: Simplify right side
   10,928.06x = 57,902,250.40
5. Step 5: Solve for x
   x = 57,902,250.40/10,928.06
6. Step 6: Final answer
   x = 5,298.49