Finding the Fourth Proportional to 1,787.32, 2,682.20 and 1,773.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,787.32 : 2,682.20 = 1,773.69 : x
2. Step 2: Convert to fraction form
   1,787.32/2,682.20 = 1,773.69/x
3. Step 3: Cross multiply
   1,787.32x = 2,682.20 × 1,773.69
4. Step 4: Simplify right side
   1,787.32x = 4,757,391.32
5. Step 5: Solve for x
   x = 4,757,391.32/1,787.32
6. Step 6: Final answer
   x = 2,661.75