Finding the Fourth Proportional to 1,875.29, 2,810.79 and 1,143.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,875.29 : 2,810.79 = 1,143.24 : x
2. Step 2: Convert to fraction form
   1,875.29/2,810.79 = 1,143.24/x
3. Step 3: Cross multiply
   1,875.29x = 2,810.79 × 1,143.24
4. Step 4: Simplify right side
   1,875.29x = 3,213,407.56
5. Step 5: Solve for x
   x = 3,213,407.56/1,875.29
6. Step 6: Final answer
   x = 1,713.55