Finding the Fourth Proportional to 3,748.96, 5,619.12 and 2,448.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.96 : 5,619.12 = 2,448.16 : x
2. Step 2: Convert to fraction form
   3,748.96/5,619.12 = 2,448.16/x
3. Step 3: Cross multiply
   3,748.96x = 5,619.12 × 2,448.16
4. Step 4: Simplify right side
   3,748.96x = 13,756,504.82
5. Step 5: Solve for x
   x = 13,756,504.82/3,748.96
6. Step 6: Final answer
   x = 3,669.42