Finding the Fourth Proportional to 2,898.13, 3,997.94 and 1,834.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,898.13 : 3,997.94 = 1,834.10 : x
2. Step 2: Convert to fraction form
   2,898.13/3,997.94 = 1,834.10/x
3. Step 3: Cross multiply
   2,898.13x = 3,997.94 × 1,834.10
4. Step 4: Simplify right side
   2,898.13x = 7,332,592.59
5. Step 5: Solve for x
   x = 7,332,592.59/2,898.13
6. Step 6: Final answer
   x = 2,530.11