Finding the Fourth Proportional to 13,205.34, 18,223.37 and 7,901.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,205.34 : 18,223.37 = 7,901.41 : x
2. Step 2: Convert to fraction form
   13,205.34/18,223.37 = 7,901.41/x
3. Step 3: Cross multiply
   13,205.34x = 18,223.37 × 7,901.41
4. Step 4: Simplify right side
   13,205.34x = 143,990,317.95
5. Step 5: Solve for x
   x = 143,990,317.95/13,205.34
6. Step 6: Final answer
   x = 10,903.95