Finding the Fourth Proportional to 2,876.72, 3,968.53 and 1,814.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,876.72 : 3,968.53 = 1,814.00 : x
2. Step 2: Convert to fraction form
   2,876.72/3,968.53 = 1,814.00/x
3. Step 3: Cross multiply
   2,876.72x = 3,968.53 × 1,814.00
4. Step 4: Simplify right side
   2,876.72x = 7,198,889.04
5. Step 5: Solve for x
   x = 7,198,889.04/2,876.72
6. Step 6: Final answer
   x = 2,502.47