Finding the Fourth Proportional to 2,298.16, 3,170.90 and 1,458.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.16 : 3,170.90 = 1,458.56 : x
2. Step 2: Convert to fraction form
   2,298.16/3,170.90 = 1,458.56/x
3. Step 3: Cross multiply
   2,298.16x = 3,170.90 × 1,458.56
4. Step 4: Simplify right side
   2,298.16x = 4,624,959.48
5. Step 5: Solve for x
   x = 4,624,959.48/2,298.16
6. Step 6: Final answer
   x = 2,012.46