Finding the Fourth Proportional to 3,744.74, 5,130.24 and 3,604.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744.74 : 5,130.24 = 3,604.53 : x
2. Step 2: Convert to fraction form
   3,744.74/5,130.24 = 3,604.53/x
3. Step 3: Cross multiply
   3,744.74x = 5,130.24 × 3,604.53
4. Step 4: Simplify right side
   3,744.74x = 18,492,089.23
5. Step 5: Solve for x
   x = 18,492,089.23/3,744.74
6. Step 6: Final answer
   x = 4,938.15