Finding the Fourth Proportional to 1,786.95, 2,682.72 and 1,376.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,786.95 : 2,682.72 = 1,376.37 : x
2. Step 2: Convert to fraction form
   1,786.95/2,682.72 = 1,376.37/x
3. Step 3: Cross multiply
   1,786.95x = 2,682.72 × 1,376.37
4. Step 4: Simplify right side
   1,786.95x = 3,692,415.33
5. Step 5: Solve for x
   x = 3,692,415.33/1,786.95
6. Step 6: Final answer
   x = 2,066.32