Finding the Fourth Proportional to 1,674.88, 2,513.92 and 1,230.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674.88 : 2,513.92 = 1,230.72 : x
2. Step 2: Convert to fraction form
   1,674.88/2,513.92 = 1,230.72/x
3. Step 3: Cross multiply
   1,674.88x = 2,513.92 × 1,230.72
4. Step 4: Simplify right side
   1,674.88x = 3,093,931.62
5. Step 5: Solve for x
   x = 3,093,931.62/1,674.88
6. Step 6: Final answer
   x = 1,847.26