Finding the Fourth Proportional to 7,272.06, 10,911.33 and 3,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,272.06 : 10,911.33 = 3,808.50 : x
2. Step 2: Convert to fraction form
   7,272.06/10,911.33 = 3,808.50/x
3. Step 3: Cross multiply
   7,272.06x = 10,911.33 × 3,808.50
4. Step 4: Simplify right side
   7,272.06x = 41,555,800.31
5. Step 5: Solve for x
   x = 41,555,800.31/7,272.06
6. Step 6: Final answer
   x = 5,714.45