Finding the Fourth Proportional to 2,131.33, 2,941.24 and 1,199.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.33 : 2,941.24 = 1,199.83 : x
2. Step 2: Convert to fraction form
   2,131.33/2,941.24 = 1,199.83/x
3. Step 3: Cross multiply
   2,131.33x = 2,941.24 × 1,199.83
4. Step 4: Simplify right side
   2,131.33x = 3,528,987.99
5. Step 5: Solve for x
   x = 3,528,987.99/2,131.33
6. Step 6: Final answer
   x = 1,655.77