Finding the Fourth Proportional to 2,339.53, 3,507.77 and 1,642.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.53 : 3,507.77 = 1,642.32 : x
2. Step 2: Convert to fraction form
   2,339.53/3,507.77 = 1,642.32/x
3. Step 3: Cross multiply
   2,339.53x = 3,507.77 × 1,642.32
4. Step 4: Simplify right side
   2,339.53x = 5,760,884.93
5. Step 5: Solve for x
   x = 5,760,884.93/2,339.53
6. Step 6: Final answer
   x = 2,462.41