Finding the Fourth Proportional to 2,031.10, 2,802.57 and 1,146.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.10 : 2,802.57 = 1,146.88 : x
2. Step 2: Convert to fraction form
   2,031.10/2,802.57 = 1,146.88/x
3. Step 3: Cross multiply
   2,031.10x = 2,802.57 × 1,146.88
4. Step 4: Simplify right side
   2,031.10x = 3,214,211.48
5. Step 5: Solve for x
   x = 3,214,211.48/2,031.10
6. Step 6: Final answer
   x = 1,582.50