Finding the Fourth Proportional to 3,953.50, 5,919.72 and 2,562.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,953.50 : 5,919.72 = 2,562.82 : x
2. Step 2: Convert to fraction form
   3,953.50/5,919.72 = 2,562.82/x
3. Step 3: Cross multiply
   3,953.50x = 5,919.72 × 2,562.82
4. Step 4: Simplify right side
   3,953.50x = 15,171,176.81
5. Step 5: Solve for x
   x = 15,171,176.81/3,953.50
6. Step 6: Final answer
   x = 3,837.40