Finding the Fourth Proportional to 1,877.88, 2,590.38 and 1,091.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877.88 : 2,590.38 = 1,091.82 : x
2. Step 2: Convert to fraction form
   1,877.88/2,590.38 = 1,091.82/x
3. Step 3: Cross multiply
   1,877.88x = 2,590.38 × 1,091.82
4. Step 4: Simplify right side
   1,877.88x = 2,828,228.69
5. Step 5: Solve for x
   x = 2,828,228.69/1,877.88
6. Step 6: Final answer
   x = 1,506.08