Finding the Fourth Proportional to 1,160.62, 1,747.83 and 1,046.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,160.62 : 1,747.83 = 1,046.40 : x
2. Step 2: Convert to fraction form
   1,160.62/1,747.83 = 1,046.40/x
3. Step 3: Cross multiply
   1,160.62x = 1,747.83 × 1,046.40
4. Step 4: Simplify right side
   1,160.62x = 1,828,929.31
5. Step 5: Solve for x
   x = 1,828,929.31/1,160.62
6. Step 6: Final answer
   x = 1,575.82