Finding the Fourth Proportional to 1,977.43, 2,728.78 and 1,093.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,977.43 : 2,728.78 = 1,093.29 : x
2. Step 2: Convert to fraction form
   1,977.43/2,728.78 = 1,093.29/x
3. Step 3: Cross multiply
   1,977.43x = 2,728.78 × 1,093.29
4. Step 4: Simplify right side
   1,977.43x = 2,983,347.89
5. Step 5: Solve for x
   x = 2,983,347.89/1,977.43
6. Step 6: Final answer
   x = 1,508.70