Finding the Fourth Proportional to 1,801.96, 2,486.72 and 1,016

Step by Step Solution

1. Step 1: Write the proportion equation
   1,801.96 : 2,486.72 = 1,016 : x
2. Step 2: Convert to fraction form
   1,801.96/2,486.72 = 1,016/x
3. Step 3: Cross multiply
   1,801.96x = 2,486.72 × 1,016
4. Step 4: Simplify right side
   1,801.96x = 2,526,507.52
5. Step 5: Solve for x
   x = 2,526,507.52/1,801.96
6. Step 6: Final answer
   x = 1,402.09