Finding the Fourth Proportional to 11,666.05, 17,493.94 and 4,268.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,666.05 : 17,493.94 = 4,268.59 : x
2. Step 2: Convert to fraction form
   11,666.05/17,493.94 = 4,268.59/x
3. Step 3: Cross multiply
   11,666.05x = 17,493.94 × 4,268.59
4. Step 4: Simplify right side
   11,666.05x = 74,674,457.34
5. Step 5: Solve for x
   x = 74,674,457.34/11,666.05
6. Step 6: Final answer
   x = 6,401.01