Finding the Fourth Proportional to 9,075.82, 12,525.12 and 5,538

Step by Step Solution

1. Step 1: Write the proportion equation
   9,075.82 : 12,525.12 = 5,538 : x
2. Step 2: Convert to fraction form
   9,075.82/12,525.12 = 5,538/x
3. Step 3: Cross multiply
   9,075.82x = 12,525.12 × 5,538
4. Step 4: Simplify right side
   9,075.82x = 69,364,114.56
5. Step 5: Solve for x
   x = 69,364,114.56/9,075.82
6. Step 6: Final answer
   x = 7,642.74