Finding the Fourth Proportional to 2,777.61, 3,833.19 and 1,518.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,777.61 : 3,833.19 = 1,518.72 : x
2. Step 2: Convert to fraction form
   2,777.61/3,833.19 = 1,518.72/x
3. Step 3: Cross multiply
   2,777.61x = 3,833.19 × 1,518.72
4. Step 4: Simplify right side
   2,777.61x = 5,821,542.32
5. Step 5: Solve for x
   x = 5,821,542.32/2,777.61
6. Step 6: Final answer
   x = 2,095.88