Finding the Fourth Proportional to 5,536.41, 7,640.22 and 3,018.49

Step by Step Solution

1. Step 1: Write the proportion equation
   5,536.41 : 7,640.22 = 3,018.49 : x
2. Step 2: Convert to fraction form
   5,536.41/7,640.22 = 3,018.49/x
3. Step 3: Cross multiply
   5,536.41x = 7,640.22 × 3,018.49
4. Step 4: Simplify right side
   5,536.41x = 23,061,927.67
5. Step 5: Solve for x
   x = 23,061,927.67/5,536.41
6. Step 6: Final answer
   x = 4,165.50