Finding the Fourth Proportional to 1,513.58, 2,088.56 and 883.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.58 : 2,088.56 = 883.94 : x
2. Step 2: Convert to fraction form
   1,513.58/2,088.56 = 883.94/x
3. Step 3: Cross multiply
   1,513.58x = 2,088.56 × 883.94
4. Step 4: Simplify right side
   1,513.58x = 1,846,161.73
5. Step 5: Solve for x
   x = 1,846,161.73/1,513.58
6. Step 6: Final answer
   x = 1,219.73