Finding the Fourth Proportional to 3,745.30, 5,233.70 and 3,745.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,745.30 : 5,233.70 = 3,745.30 : x
2. Step 2: Convert to fraction form
   3,745.30/5,233.70 = 3,745.30/x
3. Step 3: Cross multiply
   3,745.30x = 5,233.70 × 3,745.30
4. Step 4: Simplify right side
   3,745.30x = 19,601,776.61
5. Step 5: Solve for x
   x = 19,601,776.61/3,745.30
6. Step 6: Final answer
   x = 5,233.70