Finding the Fourth Proportional to 2,898.59, 4,340.59 and 2,076.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,898.59 : 4,340.59 = 2,076.44 : x
2. Step 2: Convert to fraction form
   2,898.59/4,340.59 = 2,076.44/x
3. Step 3: Cross multiply
   2,898.59x = 4,340.59 × 2,076.44
4. Step 4: Simplify right side
   2,898.59x = 9,012,947.81
5. Step 5: Solve for x
   x = 9,012,947.81/2,898.59
6. Step 6: Final answer
   x = 3,109.43