Finding the Fourth Proportional to 10,981.14, 16,475.40 and 3,485.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.14 : 16,475.40 = 3,485.94 : x
2. Step 2: Convert to fraction form
   10,981.14/16,475.40 = 3,485.94/x
3. Step 3: Cross multiply
   10,981.14x = 16,475.40 × 3,485.94
4. Step 4: Simplify right side
   10,981.14x = 57,432,255.88
5. Step 5: Solve for x
   x = 57,432,255.88/10,981.14
6. Step 6: Final answer
   x = 5,230.08