Finding the Fourth Proportional to 11,697.21, 17,545.86 and 3,377.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,697.21 : 17,545.86 = 3,377.27 : x
2. Step 2: Convert to fraction form
   11,697.21/17,545.86 = 3,377.27/x
3. Step 3: Cross multiply
   11,697.21x = 17,545.86 × 3,377.27
4. Step 4: Simplify right side
   11,697.21x = 59,257,106.60
5. Step 5: Solve for x
   x = 59,257,106.60/11,697.21
6. Step 6: Final answer
   x = 5,065.92