Finding the Fourth Proportional to 2,045.76, 3,061.72 and 1,118.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,045.76 : 3,061.72 = 1,118.84 : x
2. Step 2: Convert to fraction form
   2,045.76/3,061.72 = 1,118.84/x
3. Step 3: Cross multiply
   2,045.76x = 3,061.72 × 1,118.84
4. Step 4: Simplify right side
   2,045.76x = 3,425,574.80
5. Step 5: Solve for x
   x = 3,425,574.80/2,045.76
6. Step 6: Final answer
   x = 1,674.48