Finding the Fourth Proportional to 13,085.28, 18,055.71 and 8,050.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,085.28 : 18,055.71 = 8,050.32 : x
2. Step 2: Convert to fraction form
   13,085.28/18,055.71 = 8,050.32/x
3. Step 3: Cross multiply
   13,085.28x = 18,055.71 × 8,050.32
4. Step 4: Simplify right side
   13,085.28x = 145,354,243.33
5. Step 5: Solve for x
   x = 145,354,243.33/13,085.28
6. Step 6: Final answer
   x = 11,108.23