Finding the Fourth Proportional to 13,098, 19,650.60 and 3,864

Step by Step Solution

1. Step 1: Write the proportion equation
   13,098 : 19,650.60 = 3,864 : x
2. Step 2: Convert to fraction form
   13,098/19,650.60 = 3,864/x
3. Step 3: Cross multiply
   13,098x = 19,650.60 × 3,864
4. Step 4: Simplify right side
   13,098x = 75,929,918.40
5. Step 5: Solve for x
   x = 75,929,918.40/13,098
6. Step 6: Final answer
   x = 5,797.06