Finding the Fourth Proportional to 1,784.56, 2,677.80 and 745.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784.56 : 2,677.80 = 745.27 : x
2. Step 2: Convert to fraction form
   1,784.56/2,677.80 = 745.27/x
3. Step 3: Cross multiply
   1,784.56x = 2,677.80 × 745.27
4. Step 4: Simplify right side
   1,784.56x = 1,995,684.01
5. Step 5: Solve for x
   x = 1,995,684.01/1,784.56
6. Step 6: Final answer
   x = 1,118.31