Finding the Fourth Proportional to 2,869.10, 4,302.18 and 1,114.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,869.10 : 4,302.18 = 1,114.61 : x
2. Step 2: Convert to fraction form
   2,869.10/4,302.18 = 1,114.61/x
3. Step 3: Cross multiply
   2,869.10x = 4,302.18 × 1,114.61
4. Step 4: Simplify right side
   2,869.10x = 4,795,231.34
5. Step 5: Solve for x
   x = 4,795,231.34/2,869.10
6. Step 6: Final answer
   x = 1,671.34