Finding the Fourth Proportional to 2,876.34, 4,315.72 and 1,146.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,876.34 : 4,315.72 = 1,146.18 : x
2. Step 2: Convert to fraction form
   2,876.34/4,315.72 = 1,146.18/x
3. Step 3: Cross multiply
   2,876.34x = 4,315.72 × 1,146.18
4. Step 4: Simplify right side
   2,876.34x = 4,946,591.95
5. Step 5: Solve for x
   x = 4,946,591.95/2,876.34
6. Step 6: Final answer
   x = 1,719.75