Finding the Fourth Proportional to 8,725.82, 13,025.43 and 8,075.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,725.82 : 13,025.43 = 8,075.34 : x
2. Step 2: Convert to fraction form
   8,725.82/13,025.43 = 8,075.34/x
3. Step 3: Cross multiply
   8,725.82x = 13,025.43 × 8,075.34
4. Step 4: Simplify right side
   8,725.82x = 105,184,775.90
5. Step 5: Solve for x
   x = 105,184,775.90/8,725.82
6. Step 6: Final answer
   x = 12,054.44