Finding the Fourth Proportional to 2,443.48, 3,663.60 and 1,577.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.48 : 3,663.60 = 1,577.32 : x
2. Step 2: Convert to fraction form
   2,443.48/3,663.60 = 1,577.32/x
3. Step 3: Cross multiply
   2,443.48x = 3,663.60 × 1,577.32
4. Step 4: Simplify right side
   2,443.48x = 5,778,669.55
5. Step 5: Solve for x
   x = 5,778,669.55/2,443.48
6. Step 6: Final answer
   x = 2,364.93