Finding the Fourth Proportional to 1,650.48, 2,277.57 and 904.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.48 : 2,277.57 = 904.29 : x
2. Step 2: Convert to fraction form
   1,650.48/2,277.57 = 904.29/x
3. Step 3: Cross multiply
   1,650.48x = 2,277.57 × 904.29
4. Step 4: Simplify right side
   1,650.48x = 2,059,583.78
5. Step 5: Solve for x
   x = 2,059,583.78/1,650.48
6. Step 6: Final answer
   x = 1,247.87