Finding the Fourth Proportional to 10,377.58, 15,553.77 and 7,449.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,377.58 : 15,553.77 = 7,449.82 : x
2. Step 2: Convert to fraction form
   10,377.58/15,553.77 = 7,449.82/x
3. Step 3: Cross multiply
   10,377.58x = 15,553.77 × 7,449.82
4. Step 4: Simplify right side
   10,377.58x = 115,872,786.82
5. Step 5: Solve for x
   x = 115,872,786.82/10,377.58
6. Step 6: Final answer
   x = 11,165.68