Finding the Fourth Proportional to 1,874.33, 2,810.06 and 1,133.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,874.33 : 2,810.06 = 1,133.78 : x
2. Step 2: Convert to fraction form
   1,874.33/2,810.06 = 1,133.78/x
3. Step 3: Cross multiply
   1,874.33x = 2,810.06 × 1,133.78
4. Step 4: Simplify right side
   1,874.33x = 3,185,989.83
5. Step 5: Solve for x
   x = 3,185,989.83/1,874.33
6. Step 6: Final answer
   x = 1,699.81