Finding the Fourth Proportional to 3,927.51, 5,419.85 and 2,510.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,927.51 : 5,419.85 = 2,510.55 : x
2. Step 2: Convert to fraction form
   3,927.51/5,419.85 = 2,510.55/x
3. Step 3: Cross multiply
   3,927.51x = 5,419.85 × 2,510.55
4. Step 4: Simplify right side
   3,927.51x = 13,606,791.86
5. Step 5: Solve for x
   x = 13,606,791.86/3,927.51
6. Step 6: Final answer
   x = 3,464.48