Finding the Fourth Proportional to 10,426.27, 15,635.34 and 3,404.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,426.27 : 15,635.34 = 3,404.53 : x
2. Step 2: Convert to fraction form
   10,426.27/15,635.34 = 3,404.53/x
3. Step 3: Cross multiply
   10,426.27x = 15,635.34 × 3,404.53
4. Step 4: Simplify right side
   10,426.27x = 53,230,984.09
5. Step 5: Solve for x
   x = 53,230,984.09/10,426.27
6. Step 6: Final answer
   x = 5,105.47