Finding the Fourth Proportional to 2,131.01, 3,196.26 and 744.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131.01 : 3,196.26 = 744.23 : x
2. Step 2: Convert to fraction form
   2,131.01/3,196.26 = 744.23/x
3. Step 3: Cross multiply
   2,131.01x = 3,196.26 × 744.23
4. Step 4: Simplify right side
   2,131.01x = 2,378,748.86
5. Step 5: Solve for x
   x = 2,378,748.86/2,131.01
6. Step 6: Final answer
   x = 1,116.25