Finding the Fourth Proportional to 2,766.07, 3,817.12 and 1,507.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.07 : 3,817.12 = 1,507.15 : x
2. Step 2: Convert to fraction form
   2,766.07/3,817.12 = 1,507.15/x
3. Step 3: Cross multiply
   2,766.07x = 3,817.12 × 1,507.15
4. Step 4: Simplify right side
   2,766.07x = 5,752,945.79
5. Step 5: Solve for x
   x = 5,752,945.79/2,766.07
6. Step 6: Final answer
   x = 2,079.83