Finding the Fourth Proportional to 1,093.41, 1,507.55 and 882.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,093.41 : 1,507.55 = 882.81 : x
2. Step 2: Convert to fraction form
   1,093.41/1,507.55 = 882.81/x
3. Step 3: Cross multiply
   1,093.41x = 1,507.55 × 882.81
4. Step 4: Simplify right side
   1,093.41x = 1,330,875.80
5. Step 5: Solve for x
   x = 1,330,875.80/1,093.41
6. Step 6: Final answer
   x = 1,217.18