Finding the Fourth Proportional to 11,736.11, 17,605.94 and 3,415.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,736.11 : 17,605.94 = 3,415.05 : x
2. Step 2: Convert to fraction form
   11,736.11/17,605.94 = 3,415.05/x
3. Step 3: Cross multiply
   11,736.11x = 17,605.94 × 3,415.05
4. Step 4: Simplify right side
   11,736.11x = 60,125,148.32
5. Step 5: Solve for x
   x = 60,125,148.32/11,736.11
6. Step 6: Final answer
   x = 5,123.09