Finding the Fourth Proportional to 2,007.59, 3,009.56 and 911.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.59 : 3,009.56 = 911.25 : x
2. Step 2: Convert to fraction form
   2,007.59/3,009.56 = 911.25/x
3. Step 3: Cross multiply
   2,007.59x = 3,009.56 × 911.25
4. Step 4: Simplify right side
   2,007.59x = 2,742,456.99
5. Step 5: Solve for x
   x = 2,742,456.99/2,007.59
6. Step 6: Final answer
   x = 1,366.05