Finding the Fourth Proportional to 13,300.39, 18,354.67 and 7,332.28

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.39 : 18,354.67 = 7,332.28 : x
2. Step 2: Convert to fraction form
   13,300.39/18,354.67 = 7,332.28/x
3. Step 3: Cross multiply
   13,300.39x = 18,354.67 × 7,332.28
4. Step 4: Simplify right side
   13,300.39x = 134,581,451.31
5. Step 5: Solve for x
   x = 134,581,451.31/13,300.39
6. Step 6: Final answer
   x = 10,118.61