Finding the Fourth Proportional to 1,654.83, 2,283.59 and 908.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,654.83 : 2,283.59 = 908.78 : x
2. Step 2: Convert to fraction form
   1,654.83/2,283.59 = 908.78/x
3. Step 3: Cross multiply
   1,654.83x = 2,283.59 × 908.78
4. Step 4: Simplify right side
   1,654.83x = 2,075,280.92
5. Step 5: Solve for x
   x = 2,075,280.92/1,654.83
6. Step 6: Final answer
   x = 1,254.07