Finding the Fourth Proportional to 3,103.32, 4,282.34 and 1,776.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,103.32 : 4,282.34 = 1,776.72 : x
2. Step 2: Convert to fraction form
   3,103.32/4,282.34 = 1,776.72/x
3. Step 3: Cross multiply
   3,103.32x = 4,282.34 × 1,776.72
4. Step 4: Simplify right side
   3,103.32x = 7,608,510.24
5. Step 5: Solve for x
   x = 7,608,510.24/3,103.32
6. Step 6: Final answer
   x = 2,451.73