Finding the Fourth Proportional to 3,435.57, 5,147.82 and 3,107.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,435.57 : 5,147.82 = 3,107.52 : x
2. Step 2: Convert to fraction form
   3,435.57/5,147.82 = 3,107.52/x
3. Step 3: Cross multiply
   3,435.57x = 5,147.82 × 3,107.52
4. Step 4: Simplify right side
   3,435.57x = 15,996,953.61
5. Step 5: Solve for x
   x = 15,996,953.61/3,435.57
6. Step 6: Final answer
   x = 4,656.27