Finding the Fourth Proportional to 13,373.01, 18,453.96 and 7,404.39

Step by Step Solution

1. Step 1: Write the proportion equation
   13,373.01 : 18,453.96 = 7,404.39 : x
2. Step 2: Convert to fraction form
   13,373.01/18,453.96 = 7,404.39/x
3. Step 3: Cross multiply
   13,373.01x = 18,453.96 × 7,404.39
4. Step 4: Simplify right side
   13,373.01x = 136,640,316.88
5. Step 5: Solve for x
   x = 136,640,316.88/13,373.01
6. Step 6: Final answer
   x = 10,217.62