Finding the Fourth Proportional to 1,669.76, 2,504.52 and 745.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669.76 : 2,504.52 = 745.37 : x
2. Step 2: Convert to fraction form
   1,669.76/2,504.52 = 745.37/x
3. Step 3: Cross multiply
   1,669.76x = 2,504.52 × 745.37
4. Step 4: Simplify right side
   1,669.76x = 1,866,781.55
5. Step 5: Solve for x
   x = 1,866,781.55/1,669.76
6. Step 6: Final answer
   x = 1,118.00