Finding the Fourth Proportional to 5,003.99, 7,507.61 and 2,406.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,003.99 : 7,507.61 = 2,406.59 : x
2. Step 2: Convert to fraction form
   5,003.99/7,507.61 = 2,406.59/x
3. Step 3: Cross multiply
   5,003.99x = 7,507.61 × 2,406.59
4. Step 4: Simplify right side
   5,003.99x = 18,067,727.12
5. Step 5: Solve for x
   x = 18,067,727.12/5,003.99
6. Step 6: Final answer
   x = 3,610.66