Finding the Fourth Proportional to 1,518.82, 2,095.46 and 921.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.82 : 2,095.46 = 921.52 : x
2. Step 2: Convert to fraction form
   1,518.82/2,095.46 = 921.52/x
3. Step 3: Cross multiply
   1,518.82x = 2,095.46 × 921.52
4. Step 4: Simplify right side
   1,518.82x = 1,931,008.30
5. Step 5: Solve for x
   x = 1,931,008.30/1,518.82
6. Step 6: Final answer
   x = 1,271.39