Finding the Fourth Proportional to 10,038.69, 13,852.23 and 5,561.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,038.69 : 13,852.23 = 5,561.31 : x
2. Step 2: Convert to fraction form
   10,038.69/13,852.23 = 5,561.31/x
3. Step 3: Cross multiply
   10,038.69x = 13,852.23 × 5,561.31
4. Step 4: Simplify right side
   10,038.69x = 77,036,545.22
5. Step 5: Solve for x
   x = 77,036,545.22/10,038.69
6. Step 6: Final answer
   x = 7,673.96