Finding the Fourth Proportional to 1,148.42, 1,587.06 and 951.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,148.42 : 1,587.06 = 951.62 : x
2. Step 2: Convert to fraction form
   1,148.42/1,587.06 = 951.62/x
3. Step 3: Cross multiply
   1,148.42x = 1,587.06 × 951.62
4. Step 4: Simplify right side
   1,148.42x = 1,510,278.04
5. Step 5: Solve for x
   x = 1,510,278.04/1,148.42
6. Step 6: Final answer
   x = 1,315.09