Finding the Fourth Proportional to 2,875.23, 4,310.82 and 1,118.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,875.23 : 4,310.82 = 1,118.88 : x
2. Step 2: Convert to fraction form
   2,875.23/4,310.82 = 1,118.88/x
3. Step 3: Cross multiply
   2,875.23x = 4,310.82 × 1,118.88
4. Step 4: Simplify right side
   2,875.23x = 4,823,290.28
5. Step 5: Solve for x
   x = 4,823,290.28/2,875.23
6. Step 6: Final answer
   x = 1,677.53