Finding the Fourth Proportional to 1,876.10, 2,812.56 and 1,146.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,876.10 : 2,812.56 = 1,146.18 : x
2. Step 2: Convert to fraction form
   1,876.10/2,812.56 = 1,146.18/x
3. Step 3: Cross multiply
   1,876.10x = 2,812.56 × 1,146.18
4. Step 4: Simplify right side
   1,876.10x = 3,223,706.27
5. Step 5: Solve for x
   x = 3,223,706.27/1,876.10
6. Step 6: Final answer
   x = 1,718.31