Finding the Fourth Proportional to 13,300.82, 18,355.25 and 7,332.70

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.82 : 18,355.25 = 7,332.70 : x
2. Step 2: Convert to fraction form
   13,300.82/18,355.25 = 7,332.70/x
3. Step 3: Cross multiply
   13,300.82x = 18,355.25 × 7,332.70
4. Step 4: Simplify right side
   13,300.82x = 134,593,507.29
5. Step 5: Solve for x
   x = 134,593,507.29/13,300.82
6. Step 6: Final answer
   x = 10,119.19