Finding the Fourth Proportional to 1,788.21, 2,682.72 and 1,350.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,788.21 : 2,682.72 = 1,350.81 : x
2. Step 2: Convert to fraction form
   1,788.21/2,682.72 = 1,350.81/x
3. Step 3: Cross multiply
   1,788.21x = 2,682.72 × 1,350.81
4. Step 4: Simplify right side
   1,788.21x = 3,623,845.00
5. Step 5: Solve for x
   x = 3,623,845.00/1,788.21
6. Step 6: Final answer
   x = 2,026.52