Finding the Fourth Proportional to 13,271.37, 19,906.63 and 3,276.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,271.37 : 19,906.63 = 3,276.17 : x
2. Step 2: Convert to fraction form
   13,271.37/19,906.63 = 3,276.17/x
3. Step 3: Cross multiply
   13,271.37x = 19,906.63 × 3,276.17
4. Step 4: Simplify right side
   13,271.37x = 65,217,504.01
5. Step 5: Solve for x
   x = 65,217,504.01/13,271.37
6. Step 6: Final answer
   x = 4,914.15