Finding the Fourth Proportional to 2,279.42, 3,145.54 and 1,493.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,279.42 : 3,145.54 = 1,493.46 : x
2. Step 2: Convert to fraction form
   2,279.42/3,145.54 = 1,493.46/x
3. Step 3: Cross multiply
   2,279.42x = 3,145.54 × 1,493.46
4. Step 4: Simplify right side
   2,279.42x = 4,697,738.17
5. Step 5: Solve for x
   x = 4,697,738.17/2,279.42
6. Step 6: Final answer
   x = 2,060.94