Finding the Fourth Proportional to 3,973.76, 5,484.82 and 2,480.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,973.76 : 5,484.82 = 2,480.74 : x
2. Step 2: Convert to fraction form
   3,973.76/5,484.82 = 2,480.74/x
3. Step 3: Cross multiply
   3,973.76x = 5,484.82 × 2,480.74
4. Step 4: Simplify right side
   3,973.76x = 13,606,412.37
5. Step 5: Solve for x
   x = 13,606,412.37/3,973.76
6. Step 6: Final answer
   x = 3,424.06