Finding the Fourth Proportional to 10,360.82, 14,297.90 and 5,645.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,360.82 : 14,297.90 = 5,645.10 : x
2. Step 2: Convert to fraction form
   10,360.82/14,297.90 = 5,645.10/x
3. Step 3: Cross multiply
   10,360.82x = 14,297.90 × 5,645.10
4. Step 4: Simplify right side
   10,360.82x = 80,713,075.29
5. Step 5: Solve for x
   x = 80,713,075.29/10,360.82
6. Step 6: Final answer
   x = 7,790.22