Finding the Fourth Proportional to 2,351.71, 3,245.69 and 1,512.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,351.71 : 3,245.69 = 1,512.15 : x
2. Step 2: Convert to fraction form
   2,351.71/3,245.69 = 1,512.15/x
3. Step 3: Cross multiply
   2,351.71x = 3,245.69 × 1,512.15
4. Step 4: Simplify right side
   2,351.71x = 4,907,970.13
5. Step 5: Solve for x
   x = 4,907,970.13/2,351.71
6. Step 6: Final answer
   x = 2,086.98