Finding the Fourth Proportional to 13,115.82, 19,667.94 and 3,753.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,115.82 : 19,667.94 = 3,753.71 : x
2. Step 2: Convert to fraction form
   13,115.82/19,667.94 = 3,753.71/x
3. Step 3: Cross multiply
   13,115.82x = 19,667.94 × 3,753.71
4. Step 4: Simplify right side
   13,115.82x = 73,827,644.72
5. Step 5: Solve for x
   x = 73,827,644.72/13,115.82
6. Step 6: Final answer
   x = 5,628.90