Finding the Fourth Proportional to 3,930.76, 5,896.35 and 1,009.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,930.76 : 5,896.35 = 1,009.09 : x
2. Step 2: Convert to fraction form
   3,930.76/5,896.35 = 1,009.09/x
3. Step 3: Cross multiply
   3,930.76x = 5,896.35 × 1,009.09
4. Step 4: Simplify right side
   3,930.76x = 5,949,947.82
5. Step 5: Solve for x
   x = 5,949,947.82/3,930.76
6. Step 6: Final answer
   x = 1,513.69