Finding the Fourth Proportional to 13,201.98, 19,806.03 and 3,842.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,201.98 : 19,806.03 = 3,842.22 : x
2. Step 2: Convert to fraction form
   13,201.98/19,806.03 = 3,842.22/x
3. Step 3: Cross multiply
   13,201.98x = 19,806.03 × 3,842.22
4. Step 4: Simplify right side
   13,201.98x = 76,099,124.59
5. Step 5: Solve for x
   x = 76,099,124.59/13,201.98
6. Step 6: Final answer
   x = 5,764.22