Finding the Fourth Proportional to 2,766.25, 3,817.48 and 1,507.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766.25 : 3,817.48 = 1,507.31 : x
2. Step 2: Convert to fraction form
   2,766.25/3,817.48 = 1,507.31/x
3. Step 3: Cross multiply
   2,766.25x = 3,817.48 × 1,507.31
4. Step 4: Simplify right side
   2,766.25x = 5,754,106.69
5. Step 5: Solve for x
   x = 5,754,106.69/2,766.25
6. Step 6: Final answer
   x = 2,080.11