Finding the Fourth Proportional to 1,493.49, 2,061.05 and 903.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.49 : 2,061.05 = 903.93 : x
2. Step 2: Convert to fraction form
   1,493.49/2,061.05 = 903.93/x
3. Step 3: Cross multiply
   1,493.49x = 2,061.05 × 903.93
4. Step 4: Simplify right side
   1,493.49x = 1,863,044.93
5. Step 5: Solve for x
   x = 1,863,044.93/1,493.49
6. Step 6: Final answer
   x = 1,247.44