Finding the Fourth Proportional to 3,645.50, 5,028.98 and 2,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645.50 : 5,028.98 = 2,300.50 : x
2. Step 2: Convert to fraction form
   3,645.50/5,028.98 = 2,300.50/x
3. Step 3: Cross multiply
   3,645.50x = 5,028.98 × 2,300.50
4. Step 4: Simplify right side
   3,645.50x = 11,569,168.49
5. Step 5: Solve for x
   x = 11,569,168.49/3,645.50
6. Step 6: Final answer
   x = 3,173.55