Finding the Fourth Proportional to 3,997.58, 5,519.49 and 2,506.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,997.58 : 5,519.49 = 2,506.10 : x
2. Step 2: Convert to fraction form
   3,997.58/5,519.49 = 2,506.10/x
3. Step 3: Cross multiply
   3,997.58x = 5,519.49 × 2,506.10
4. Step 4: Simplify right side
   3,997.58x = 13,832,393.89
5. Step 5: Solve for x
   x = 13,832,393.89/3,997.58
6. Step 6: Final answer
   x = 3,460.19