Finding the Fourth Proportional to 3,145.67, 4,342.59 and 2,435.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,145.67 : 4,342.59 = 2,435.93 : x
2. Step 2: Convert to fraction form
   3,145.67/4,342.59 = 2,435.93/x
3. Step 3: Cross multiply
   3,145.67x = 4,342.59 × 2,435.93
4. Step 4: Simplify right side
   3,145.67x = 10,578,223.55
5. Step 5: Solve for x
   x = 10,578,223.55/3,145.67
6. Step 6: Final answer
   x = 3,362.79