Finding the Fourth Proportional to 2,008.88, 2,772.48 and 1,513.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.88 : 2,772.48 = 1,513.98 : x
2. Step 2: Convert to fraction form
   2,008.88/2,772.48 = 1,513.98/x
3. Step 3: Cross multiply
   2,008.88x = 2,772.48 × 1,513.98
4. Step 4: Simplify right side
   2,008.88x = 4,197,479.27
5. Step 5: Solve for x
   x = 4,197,479.27/2,008.88
6. Step 6: Final answer
   x = 2,089.46