Finding the Fourth Proportional to 13,300.98, 18,355.80 and 7,332.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,300.98 : 18,355.80 = 7,332.89 : x
2. Step 2: Convert to fraction form
   13,300.98/18,355.80 = 7,332.89/x
3. Step 3: Cross multiply
   13,300.98x = 18,355.80 × 7,332.89
4. Step 4: Simplify right side
   13,300.98x = 134,600,970.48
5. Step 5: Solve for x
   x = 134,600,970.48/13,300.98
6. Step 6: Final answer
   x = 10,119.63