Finding the Fourth Proportional to 13,038.67, 17,995.85 and 7,736.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,038.67 : 17,995.85 = 7,736.41 : x
2. Step 2: Convert to fraction form
   13,038.67/17,995.85 = 7,736.41/x
3. Step 3: Cross multiply
   13,038.67x = 17,995.85 × 7,736.41
4. Step 4: Simplify right side
   13,038.67x = 139,223,273.90
5. Step 5: Solve for x
   x = 139,223,273.90/13,038.67
6. Step 6: Final answer
   x = 10,677.72