Finding the Fourth Proportional to 1,875.81, 2,814.78 and 951.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,875.81 : 2,814.78 = 951.42 : x
2. Step 2: Convert to fraction form
   1,875.81/2,814.78 = 951.42/x
3. Step 3: Cross multiply
   1,875.81x = 2,814.78 × 951.42
4. Step 4: Simplify right side
   1,875.81x = 2,678,036.17
5. Step 5: Solve for x
   x = 2,678,036.17/1,875.81
6. Step 6: Final answer
   x = 1,427.67