Finding the Fourth Proportional to 3,088.43, 4,631.69 and 897.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,088.43 : 4,631.69 = 897.38 : x
2. Step 2: Convert to fraction form
   3,088.43/4,631.69 = 897.38/x
3. Step 3: Cross multiply
   3,088.43x = 4,631.69 × 897.38
4. Step 4: Simplify right side
   3,088.43x = 4,156,358.33
5. Step 5: Solve for x
   x = 4,156,358.33/3,088.43
6. Step 6: Final answer
   x = 1,345.79