Finding the Fourth Proportional to 2,152.71, 2,967.57 and 1,521.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152.71 : 2,967.57 = 1,521.18 : x
2. Step 2: Convert to fraction form
   2,152.71/2,967.57 = 1,521.18/x
3. Step 3: Cross multiply
   2,152.71x = 2,967.57 × 1,521.18
4. Step 4: Simplify right side
   2,152.71x = 4,514,208.13
5. Step 5: Solve for x
   x = 4,514,208.13/2,152.71
6. Step 6: Final answer
   x = 2,096.99