Finding the Fourth Proportional to 13,009.89, 19,517.94 and 4,244.81

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.89 : 19,517.94 = 4,244.81 : x
2. Step 2: Convert to fraction form
   13,009.89/19,517.94 = 4,244.81/x
3. Step 3: Cross multiply
   13,009.89x = 19,517.94 × 4,244.81
4. Step 4: Simplify right side
   13,009.89x = 82,849,995.69
5. Step 5: Solve for x
   x = 82,849,995.69/13,009.89
6. Step 6: Final answer
   x = 6,368.23