Finding the Fourth Proportional to 2,346.25, 3,239.32 and 1,507.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.25 : 3,239.32 = 1,507.31 : x
2. Step 2: Convert to fraction form
   2,346.25/3,239.32 = 1,507.31/x
3. Step 3: Cross multiply
   2,346.25x = 3,239.32 × 1,507.31
4. Step 4: Simplify right side
   2,346.25x = 4,882,659.43
5. Step 5: Solve for x
   x = 4,882,659.43/2,346.25
6. Step 6: Final answer
   x = 2,081.05