Finding the Fourth Proportional to 5,003.48, 7,486.18 and 3,021.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,003.48 : 7,486.18 = 3,021.82 : x
2. Step 2: Convert to fraction form
   5,003.48/7,486.18 = 3,021.82/x
3. Step 3: Cross multiply
   5,003.48x = 7,486.18 × 3,021.82
4. Step 4: Simplify right side
   5,003.48x = 22,621,888.45
5. Step 5: Solve for x
   x = 22,621,888.45/5,003.48
6. Step 6: Final answer
   x = 4,521.23