Finding the Fourth Proportional to 2,766.77, 3,818.24 and 1,507.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.77 : 3,818.24 = 1,507.87 : x
2. Step 2: Convert to fraction form
   2,766.77/3,818.24 = 1,507.87/x
3. Step 3: Cross multiply
   2,766.77x = 3,818.24 × 1,507.87
4. Step 4: Simplify right side
   2,766.77x = 5,757,392.46
5. Step 5: Solve for x
   x = 5,757,392.46/2,766.77
6. Step 6: Final answer
   x = 2,080.91