Finding the Fourth Proportional to 11,216.72, 16,799.52 and 5,377.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,216.72 : 16,799.52 = 5,377.46 : x
2. Step 2: Convert to fraction form
   11,216.72/16,799.52 = 5,377.46/x
3. Step 3: Cross multiply
   11,216.72x = 16,799.52 × 5,377.46
4. Step 4: Simplify right side
   11,216.72x = 90,338,746.82
5. Step 5: Solve for x
   x = 90,338,746.82/11,216.72
6. Step 6: Final answer
   x = 8,053.94