Finding the Fourth Proportional to 10,446.93, 15,668.69 and 3,871.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,446.93 : 15,668.69 = 3,871.58 : x
2. Step 2: Convert to fraction form
   10,446.93/15,668.69 = 3,871.58/x
3. Step 3: Cross multiply
   10,446.93x = 15,668.69 × 3,871.58
4. Step 4: Simplify right side
   10,446.93x = 60,662,489.13
5. Step 5: Solve for x
   x = 60,662,489.13/10,446.93
6. Step 6: Final answer
   x = 5,806.73