Finding the Fourth Proportional to 13,301.22, 18,355.81 and 7,333.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,301.22 : 18,355.81 = 7,333.10 : x
2. Step 2: Convert to fraction form
   13,301.22/18,355.81 = 7,333.10/x
3. Step 3: Cross multiply
   13,301.22x = 18,355.81 × 7,333.10
4. Step 4: Simplify right side
   13,301.22x = 134,604,953.65
5. Step 5: Solve for x
   x = 134,604,953.65/13,301.22
6. Step 6: Final answer
   x = 10,119.75