Finding the Fourth Proportional to 10,895.22, 16,358.04 and 7,221.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,895.22 : 16,358.04 = 7,221.06 : x
2. Step 2: Convert to fraction form
   10,895.22/16,358.04 = 7,221.06/x
3. Step 3: Cross multiply
   10,895.22x = 16,358.04 × 7,221.06
4. Step 4: Simplify right side
   10,895.22x = 118,122,388.32
5. Step 5: Solve for x
   x = 118,122,388.32/10,895.22
6. Step 6: Final answer
   x = 10,841.67