Finding the Fourth Proportional to 13,109.30, 19,667.01 and 3,749.43

Step by Step Solution

1. Step 1: Write the proportion equation
   13,109.30 : 19,667.01 = 3,749.43 : x
2. Step 2: Convert to fraction form
   13,109.30/19,667.01 = 3,749.43/x
3. Step 3: Cross multiply
   13,109.30x = 19,667.01 × 3,749.43
4. Step 4: Simplify right side
   13,109.30x = 73,740,077.30
5. Step 5: Solve for x
   x = 73,740,077.30/13,109.30
6. Step 6: Final answer
   x = 5,625.02