Finding the Fourth Proportional to 1,871.88, 2,582.04 and 1,164.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871.88 : 2,582.04 = 1,164.12 : x
2. Step 2: Convert to fraction form
   1,871.88/2,582.04 = 1,164.12/x
3. Step 3: Cross multiply
   1,871.88x = 2,582.04 × 1,164.12
4. Step 4: Simplify right side
   1,871.88x = 3,005,804.40
5. Step 5: Solve for x
   x = 3,005,804.40/1,871.88
6. Step 6: Final answer
   x = 1,605.77