Finding the Fourth Proportional to 10,499.27, 15,743.97 and 3,923.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.27 : 15,743.97 = 3,923.69 : x
2. Step 2: Convert to fraction form
   10,499.27/15,743.97 = 3,923.69/x
3. Step 3: Cross multiply
   10,499.27x = 15,743.97 × 3,923.69
4. Step 4: Simplify right side
   10,499.27x = 61,774,457.65
5. Step 5: Solve for x
   x = 61,774,457.65/10,499.27
6. Step 6: Final answer
   x = 5,883.69