Finding the Fourth Proportional to 13,322.25, 18,384.71 and 7,733.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,322.25 : 18,384.71 = 7,733.25 : x
2. Step 2: Convert to fraction form
   13,322.25/18,384.71 = 7,733.25/x
3. Step 3: Cross multiply
   13,322.25x = 18,384.71 × 7,733.25
4. Step 4: Simplify right side
   13,322.25x = 142,173,519.94
5. Step 5: Solve for x
   x = 142,173,519.94/13,322.25
6. Step 6: Final answer
   x = 10,671.89