Finding the Fourth Proportional to 10,635.89, 14,677.77 and 5,920.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,635.89 : 14,677.77 = 5,920.49 : x
2. Step 2: Convert to fraction form
   10,635.89/14,677.77 = 5,920.49/x
3. Step 3: Cross multiply
   10,635.89x = 14,677.77 × 5,920.49
4. Step 4: Simplify right side
   10,635.89x = 86,899,590.51
5. Step 5: Solve for x
   x = 86,899,590.51/10,635.89
6. Step 6: Final answer
   x = 8,170.41