Finding the Fourth Proportional to 7,131.76, 10,699.22 and 2,201.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131.76 : 10,699.22 = 2,201.83 : x
2. Step 2: Convert to fraction form
   7,131.76/10,699.22 = 2,201.83/x
3. Step 3: Cross multiply
   7,131.76x = 10,699.22 × 2,201.83
4. Step 4: Simplify right side
   7,131.76x = 23,557,842.33
5. Step 5: Solve for x
   x = 23,557,842.33/7,131.76
6. Step 6: Final answer
   x = 3,303.23