Finding the Fourth Proportional to 1,822.08, 2,729.17 and 1,128.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,822.08 : 2,729.17 = 1,128.93 : x
2. Step 2: Convert to fraction form
   1,822.08/2,729.17 = 1,128.93/x
3. Step 3: Cross multiply
   1,822.08x = 2,729.17 × 1,128.93
4. Step 4: Simplify right side
   1,822.08x = 3,081,041.89
5. Step 5: Solve for x
   x = 3,081,041.89/1,822.08
6. Step 6: Final answer
   x = 1,690.95