Finding the Fourth Proportional to 13,301.74, 18,355.56 and 7,333.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,301.74 : 18,355.56 = 7,333.46 : x
2. Step 2: Convert to fraction form
   13,301.74/18,355.56 = 7,333.46/x
3. Step 3: Cross multiply
   13,301.74x = 18,355.56 × 7,333.46
4. Step 4: Simplify right side
   13,301.74x = 134,609,765.04
5. Step 5: Solve for x
   x = 134,609,765.04/13,301.74
6. Step 6: Final answer
   x = 10,119.71