Finding the Fourth Proportional to 10,013.80, 15,022.82 and 3,773.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,013.80 : 15,022.82 = 3,773.68 : x
2. Step 2: Convert to fraction form
   10,013.80/15,022.82 = 3,773.68/x
3. Step 3: Cross multiply
   10,013.80x = 15,022.82 × 3,773.68
4. Step 4: Simplify right side
   10,013.80x = 56,691,315.38
5. Step 5: Solve for x
   x = 56,691,315.38/10,013.80
6. Step 6: Final answer
   x = 5,661.32