Finding the Fourth Proportional to 2,181.33, 3,273.18 and 948.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.33 : 3,273.18 = 948.75 : x
2. Step 2: Convert to fraction form
   2,181.33/3,273.18 = 948.75/x
3. Step 3: Cross multiply
   2,181.33x = 3,273.18 × 948.75
4. Step 4: Simplify right side
   2,181.33x = 3,105,429.53
5. Step 5: Solve for x
   x = 3,105,429.53/2,181.33
6. Step 6: Final answer
   x = 1,423.64