Finding the Fourth Proportional to 2,521.82, 3,781.43 and 1,133.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.82 : 3,781.43 = 1,133.98 : x
2. Step 2: Convert to fraction form
   2,521.82/3,781.43 = 1,133.98/x
3. Step 3: Cross multiply
   2,521.82x = 3,781.43 × 1,133.98
4. Step 4: Simplify right side
   2,521.82x = 4,288,059.37
5. Step 5: Solve for x
   x = 4,288,059.37/2,521.82
6. Step 6: Final answer
   x = 1,700.38