Finding the Fourth Proportional to 10,498.12, 15,749.94 and 3,835.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498.12 : 15,749.94 = 3,835.21 : x
2. Step 2: Convert to fraction form
   10,498.12/15,749.94 = 3,835.21/x
3. Step 3: Cross multiply
   10,498.12x = 15,749.94 × 3,835.21
4. Step 4: Simplify right side
   10,498.12x = 60,404,327.39
5. Step 5: Solve for x
   x = 60,404,327.39/10,498.12
6. Step 6: Final answer
   x = 5,753.82