Finding the Fourth Proportional to 1,894.34, 2,613.92 and 1,148.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.34 : 2,613.92 = 1,148.18 : x
2. Step 2: Convert to fraction form
   1,894.34/2,613.92 = 1,148.18/x
3. Step 3: Cross multiply
   1,894.34x = 2,613.92 × 1,148.18
4. Step 4: Simplify right side
   1,894.34x = 3,001,238.31
5. Step 5: Solve for x
   x = 3,001,238.31/1,894.34
6. Step 6: Final answer
   x = 1,584.32