Finding the Fourth Proportional to 2,009.59, 3,014.86 and 838.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009.59 : 3,014.86 = 838.94 : x
2. Step 2: Convert to fraction form
   2,009.59/3,014.86 = 838.94/x
3. Step 3: Cross multiply
   2,009.59x = 3,014.86 × 838.94
4. Step 4: Simplify right side
   2,009.59x = 2,529,288.01
5. Step 5: Solve for x
   x = 2,529,288.01/2,009.59
6. Step 6: Final answer
   x = 1,258.61