Finding the Fourth Proportional to 2,298.96, 3,171.75 and 1,767.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.96 : 3,171.75 = 1,767.99 : x
2. Step 2: Convert to fraction form
   2,298.96/3,171.75 = 1,767.99/x
3. Step 3: Cross multiply
   2,298.96x = 3,171.75 × 1,767.99
4. Step 4: Simplify right side
   2,298.96x = 5,607,622.28
5. Step 5: Solve for x
   x = 5,607,622.28/2,298.96
6. Step 6: Final answer
   x = 2,439.20