Finding the Fourth Proportional to 3,748.50, 5,622.89 and 1,408.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.50 : 5,622.89 = 1,408.25 : x
2. Step 2: Convert to fraction form
   3,748.50/5,622.89 = 1,408.25/x
3. Step 3: Cross multiply
   3,748.50x = 5,622.89 × 1,408.25
4. Step 4: Simplify right side
   3,748.50x = 7,918,441.86
5. Step 5: Solve for x
   x = 7,918,441.86/3,748.50
6. Step 6: Final answer
   x = 2,112.43