Finding the Fourth Proportional to 2,566.88, 3,847.56 and 1,333.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.88 : 3,847.56 = 1,333.98 : x
2. Step 2: Convert to fraction form
   2,566.88/3,847.56 = 1,333.98/x
3. Step 3: Cross multiply
   2,566.88x = 3,847.56 × 1,333.98
4. Step 4: Simplify right side
   2,566.88x = 5,132,568.09
5. Step 5: Solve for x
   x = 5,132,568.09/2,566.88
6. Step 6: Final answer
   x = 1,999.54