Finding the Fourth Proportional to 3,590.16, 5,384.56 and 957.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590.16 : 5,384.56 = 957.68 : x
2. Step 2: Convert to fraction form
   3,590.16/5,384.56 = 957.68/x
3. Step 3: Cross multiply
   3,590.16x = 5,384.56 × 957.68
4. Step 4: Simplify right side
   3,590.16x = 5,156,685.42
5. Step 5: Solve for x
   x = 5,156,685.42/3,590.16
6. Step 6: Final answer
   x = 1,436.34