Finding the Fourth Proportional to 2,439, 3,365.82 and 1,507.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439 : 3,365.82 = 1,507.50 : x
2. Step 2: Convert to fraction form
   2,439/3,365.82 = 1,507.50/x
3. Step 3: Cross multiply
   2,439x = 3,365.82 × 1,507.50
4. Step 4: Simplify right side
   2,439x = 5,073,973.65
5. Step 5: Solve for x
   x = 5,073,973.65/2,439
6. Step 6: Final answer
   x = 2,080.35