Finding the Fourth Proportional to 3,931.58, 5,896.89 and 1,009.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,931.58 : 5,896.89 = 1,009.68 : x
2. Step 2: Convert to fraction form
   3,931.58/5,896.89 = 1,009.68/x
3. Step 3: Cross multiply
   3,931.58x = 5,896.89 × 1,009.68
4. Step 4: Simplify right side
   3,931.58x = 5,953,971.90
5. Step 5: Solve for x
   x = 5,953,971.90/3,931.58
6. Step 6: Final answer
   x = 1,514.40