Finding the Fourth Proportional to 13,300.39, 18,355.36 and 7,332.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.39 : 18,355.36 = 7,332.04 : x
2. Step 2: Convert to fraction form
   13,300.39/18,355.36 = 7,332.04/x
3. Step 3: Cross multiply
   13,300.39x = 18,355.36 × 7,332.04
4. Step 4: Simplify right side
   13,300.39x = 134,582,303.72
5. Step 5: Solve for x
   x = 134,582,303.72/13,300.39
6. Step 6: Final answer
   x = 10,118.68