Finding the Fourth Proportional to 3,748.68, 5,622.01 and 1,408.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.68 : 5,622.01 = 1,408.59 : x
2. Step 2: Convert to fraction form
   3,748.68/5,622.01 = 1,408.59/x
3. Step 3: Cross multiply
   3,748.68x = 5,622.01 × 1,408.59
4. Step 4: Simplify right side
   3,748.68x = 7,919,103.54
5. Step 5: Solve for x
   x = 7,919,103.54/3,748.68
6. Step 6: Final answer
   x = 2,112.50