Finding the Fourth Proportional to 12,075.82, 18,093.71 and 8,548.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,075.82 : 18,093.71 = 8,548.40 : x
2. Step 2: Convert to fraction form
   12,075.82/18,093.71 = 8,548.40/x
3. Step 3: Cross multiply
   12,075.82x = 18,093.71 × 8,548.40
4. Step 4: Simplify right side
   12,075.82x = 154,672,337.17
5. Step 5: Solve for x
   x = 154,672,337.17/12,075.82
6. Step 6: Final answer
   x = 12,808.44