Finding the Fourth Proportional to 2,152.58, 2,971.60 and 1,444.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152.58 : 2,971.60 = 1,444.16 : x
2. Step 2: Convert to fraction form
   2,152.58/2,971.60 = 1,444.16/x
3. Step 3: Cross multiply
   2,152.58x = 2,971.60 × 1,444.16
4. Step 4: Simplify right side
   2,152.58x = 4,291,465.86
5. Step 5: Solve for x
   x = 4,291,465.86/2,152.58
6. Step 6: Final answer
   x = 1,993.64