Finding the Fourth Proportional to 2,124.38, 3,188.22 and 953.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.38 : 3,188.22 = 953.96 : x
2. Step 2: Convert to fraction form
   2,124.38/3,188.22 = 953.96/x
3. Step 3: Cross multiply
   2,124.38x = 3,188.22 × 953.96
4. Step 4: Simplify right side
   2,124.38x = 3,041,434.35
5. Step 5: Solve for x
   x = 3,041,434.35/2,124.38
6. Step 6: Final answer
   x = 1,431.68