Finding the Fourth Proportional to 1,494.05, 2,242.53 and 1,248.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.05 : 2,242.53 = 1,248.82 : x
2. Step 2: Convert to fraction form
   1,494.05/2,242.53 = 1,248.82/x
3. Step 3: Cross multiply
   1,494.05x = 2,242.53 × 1,248.82
4. Step 4: Simplify right side
   1,494.05x = 2,800,510.71
5. Step 5: Solve for x
   x = 2,800,510.71/1,494.05
6. Step 6: Final answer
   x = 1,874.45