Finding the Fourth Proportional to 2,569.39, 3,546.43 and 1,507.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.39 : 3,546.43 = 1,507.31 : x
2. Step 2: Convert to fraction form
   2,569.39/3,546.43 = 1,507.31/x
3. Step 3: Cross multiply
   2,569.39x = 3,546.43 × 1,507.31
4. Step 4: Simplify right side
   2,569.39x = 5,345,561.20
5. Step 5: Solve for x
   x = 5,345,561.20/2,569.39
6. Step 6: Final answer
   x = 2,080.48