Finding the Fourth Proportional to 10,942.21, 16,402.74 and 3,541.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,942.21 : 16,402.74 = 3,541.65 : x
2. Step 2: Convert to fraction form
   10,942.21/16,402.74 = 3,541.65/x
3. Step 3: Cross multiply
   10,942.21x = 16,402.74 × 3,541.65
4. Step 4: Simplify right side
   10,942.21x = 58,092,764.12
5. Step 5: Solve for x
   x = 58,092,764.12/10,942.21
6. Step 6: Final answer
   x = 5,309.05