Finding the Fourth Proportional to 2,152.58, 2,968.66 and 1,554.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152.58 : 2,968.66 = 1,554.91 : x
2. Step 2: Convert to fraction form
   2,152.58/2,968.66 = 1,554.91/x
3. Step 3: Cross multiply
   2,152.58x = 2,968.66 × 1,554.91
4. Step 4: Simplify right side
   2,152.58x = 4,615,993.64
5. Step 5: Solve for x
   x = 4,615,993.64/2,152.58
6. Step 6: Final answer
   x = 2,144.41