Finding the Fourth Proportional to 13,075.14, 18,043.81 and 7,106.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,075.14 : 18,043.81 = 7,106.82 : x
2. Step 2: Convert to fraction form
   13,075.14/18,043.81 = 7,106.82/x
3. Step 3: Cross multiply
   13,075.14x = 18,043.81 × 7,106.82
4. Step 4: Simplify right side
   13,075.14x = 128,234,109.78
5. Step 5: Solve for x
   x = 128,234,109.78/13,075.14
6. Step 6: Final answer
   x = 9,807.48