Finding the Fourth Proportional to 2,696.76, 3,721.86 and 1,518.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,696.76 : 3,721.86 = 1,518.21 : x
2. Step 2: Convert to fraction form
   2,696.76/3,721.86 = 1,518.21/x
3. Step 3: Cross multiply
   2,696.76x = 3,721.86 × 1,518.21
4. Step 4: Simplify right side
   2,696.76x = 5,650,565.07
5. Step 5: Solve for x
   x = 5,650,565.07/2,696.76
6. Step 6: Final answer
   x = 2,095.32