Finding the Fourth Proportional to 3,475.86, 5,200.71 and 2,437.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,475.86 : 5,200.71 = 2,437.89 : x
2. Step 2: Convert to fraction form
   3,475.86/5,200.71 = 2,437.89/x
3. Step 3: Cross multiply
   3,475.86x = 5,200.71 × 2,437.89
4. Step 4: Simplify right side
   3,475.86x = 12,678,745.90
5. Step 5: Solve for x
   x = 12,678,745.90/3,475.86
6. Step 6: Final answer
   x = 3,647.66