Finding the Fourth Proportional to 2,116.33, 2,918.46 and 1,517.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.33 : 2,918.46 = 1,517.81 : x
2. Step 2: Convert to fraction form
   2,116.33/2,918.46 = 1,517.81/x
3. Step 3: Cross multiply
   2,116.33x = 2,918.46 × 1,517.81
4. Step 4: Simplify right side
   2,116.33x = 4,429,675.07
5. Step 5: Solve for x
   x = 4,429,675.07/2,116.33
6. Step 6: Final answer
   x = 2,093.10