Finding the Fourth Proportional to 10,498.27, 15,742.47 and 3,922.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.27 : 15,742.47 = 3,922.69 : x
2. Step 2: Convert to fraction form
   10,498.27/15,742.47 = 3,922.69/x
3. Step 3: Cross multiply
   10,498.27x = 15,742.47 × 3,922.69
4. Step 4: Simplify right side
   10,498.27x = 61,752,750.93
5. Step 5: Solve for x
   x = 61,752,750.93/10,498.27
6. Step 6: Final answer
   x = 5,882.19