Finding the Fourth Proportional to 2,012.01, 2,776.69 and 1,513.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.01 : 2,776.69 = 1,513.76 : x
2. Step 2: Convert to fraction form
   2,012.01/2,776.69 = 1,513.76/x
3. Step 3: Cross multiply
   2,012.01x = 2,776.69 × 1,513.76
4. Step 4: Simplify right side
   2,012.01x = 4,203,240.68
5. Step 5: Solve for x
   x = 4,203,240.68/2,012.01
6. Step 6: Final answer
   x = 2,089.08