Finding the Fourth Proportional to 1,761.82, 2,434.34 and 1,540.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.82 : 2,434.34 = 1,540.42 : x
2. Step 2: Convert to fraction form
   1,761.82/2,434.34 = 1,540.42/x
3. Step 3: Cross multiply
   1,761.82x = 2,434.34 × 1,540.42
4. Step 4: Simplify right side
   1,761.82x = 3,749,906.02
5. Step 5: Solve for x
   x = 3,749,906.02/1,761.82
6. Step 6: Final answer
   x = 2,128.43