Finding the Fourth Proportional to 12,494.81, 18,744.83 and 3,610.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,494.81 : 18,744.83 = 3,610.13 : x
2. Step 2: Convert to fraction form
   12,494.81/18,744.83 = 3,610.13/x
3. Step 3: Cross multiply
   12,494.81x = 18,744.83 × 3,610.13
4. Step 4: Simplify right side
   12,494.81x = 67,671,188.43
5. Step 5: Solve for x
   x = 67,671,188.43/12,494.81
6. Step 6: Final answer
   x = 5,415.94