Finding the Fourth Proportional to 5,075.52, 7,556.60 and 5,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,075.52 : 7,556.60 = 5,002.72 : x
2. Step 2: Convert to fraction form
   5,075.52/7,556.60 = 5,002.72/x
3. Step 3: Cross multiply
   5,075.52x = 7,556.60 × 5,002.72
4. Step 4: Simplify right side
   5,075.52x = 37,803,553.95
5. Step 5: Solve for x
   x = 37,803,553.95/5,075.52
6. Step 6: Final answer
   x = 7,448.21