Finding the Fourth Proportional to 1,493.85, 2,061.54 and 904.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.85 : 2,061.54 = 904.26 : x
2. Step 2: Convert to fraction form
   1,493.85/2,061.54 = 904.26/x
3. Step 3: Cross multiply
   1,493.85x = 2,061.54 × 904.26
4. Step 4: Simplify right side
   1,493.85x = 1,864,168.16
5. Step 5: Solve for x
   x = 1,864,168.16/1,493.85
6. Step 6: Final answer
   x = 1,247.90