Finding the Fourth Proportional to 2,126.49, 3,187.05 and 954.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126.49 : 3,187.05 = 954.82 : x
2. Step 2: Convert to fraction form
   2,126.49/3,187.05 = 954.82/x
3. Step 3: Cross multiply
   2,126.49x = 3,187.05 × 954.82
4. Step 4: Simplify right side
   2,126.49x = 3,043,059.48
5. Step 5: Solve for x
   x = 3,043,059.48/2,126.49
6. Step 6: Final answer
   x = 1,431.03