Finding the Fourth Proportional to 1,513.76, 2,088.91 and 1,016.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.76 : 2,088.91 = 1,016.33 : x
2. Step 2: Convert to fraction form
   1,513.76/2,088.91 = 1,016.33/x
3. Step 3: Cross multiply
   1,513.76x = 2,088.91 × 1,016.33
4. Step 4: Simplify right side
   1,513.76x = 2,123,021.90
5. Step 5: Solve for x
   x = 2,123,021.90/1,513.76
6. Step 6: Final answer
   x = 1,402.48