Finding the Fourth Proportional to 1,374.68, 1,896.72 and 908.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.68 : 1,896.72 = 908.84 : x
2. Step 2: Convert to fraction form
   1,374.68/1,896.72 = 908.84/x
3. Step 3: Cross multiply
   1,374.68x = 1,896.72 × 908.84
4. Step 4: Simplify right side
   1,374.68x = 1,723,815.00
5. Step 5: Solve for x
   x = 1,723,815.00/1,374.68
6. Step 6: Final answer
   x = 1,253.98