Finding the Fourth Proportional to 9,053.72, 12,493.89 and 5,075.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,053.72 : 12,493.89 = 5,075.09 : x
2. Step 2: Convert to fraction form
   9,053.72/12,493.89 = 5,075.09/x
3. Step 3: Cross multiply
   9,053.72x = 12,493.89 × 5,075.09
4. Step 4: Simplify right side
   9,053.72x = 63,407,553.73
5. Step 5: Solve for x
   x = 63,407,553.73/9,053.72
6. Step 6: Final answer
   x = 7,003.48