Finding the Fourth Proportional to 2,044.07, 2,820.98 and 1,159.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,044.07 : 2,820.98 = 1,159.91 : x
2. Step 2: Convert to fraction form
   2,044.07/2,820.98 = 1,159.91/x
3. Step 3: Cross multiply
   2,044.07x = 2,820.98 × 1,159.91
4. Step 4: Simplify right side
   2,044.07x = 3,272,082.91
5. Step 5: Solve for x
   x = 3,272,082.91/2,044.07
6. Step 6: Final answer
   x = 1,600.77