Finding the Fourth Proportional to 10,498.17, 15,747.87 and 3,923.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.17 : 15,747.87 = 3,923.81 : x
2. Step 2: Convert to fraction form
   10,498.17/15,747.87 = 3,923.81/x
3. Step 3: Cross multiply
   10,498.17x = 15,747.87 × 3,923.81
4. Step 4: Simplify right side
   10,498.17x = 61,791,571.05
5. Step 5: Solve for x
   x = 61,791,571.05/10,498.17
6. Step 6: Final answer
   x = 5,885.94