Finding the Fourth Proportional to 11,818.37, 17,727.56 and 3,053.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,818.37 : 17,727.56 = 3,053.99 : x
2. Step 2: Convert to fraction form
   11,818.37/17,727.56 = 3,053.99/x
3. Step 3: Cross multiply
   11,818.37x = 17,727.56 × 3,053.99
4. Step 4: Simplify right side
   11,818.37x = 54,139,775.69
5. Step 5: Solve for x
   x = 54,139,775.69/11,818.37
6. Step 6: Final answer
   x = 4,580.99