Finding the Fourth Proportional to 10,423.81, 15,637.34 and 3,496.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,423.81 : 15,637.34 = 3,496.69 : x
2. Step 2: Convert to fraction form
   10,423.81/15,637.34 = 3,496.69/x
3. Step 3: Cross multiply
   10,423.81x = 15,637.34 × 3,496.69
4. Step 4: Simplify right side
   10,423.81x = 54,678,873.83
5. Step 5: Solve for x
   x = 54,678,873.83/10,423.81
6. Step 6: Final answer
   x = 5,245.58