Finding the Fourth Proportional to 11,810.86, 17,716.37 and 3,045.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,810.86 : 17,716.37 = 3,045.09 : x
2. Step 2: Convert to fraction form
   11,810.86/17,716.37 = 3,045.09/x
3. Step 3: Cross multiply
   11,810.86x = 17,716.37 × 3,045.09
4. Step 4: Simplify right side
   11,810.86x = 53,948,009.46
5. Step 5: Solve for x
   x = 53,948,009.46/11,810.86
6. Step 6: Final answer
   x = 4,567.66