Finding the Fourth Proportional to 2,688.37, 4,032.50 and 740.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,688.37 : 4,032.50 = 740.59 : x
2. Step 2: Convert to fraction form
   2,688.37/4,032.50 = 740.59/x
3. Step 3: Cross multiply
   2,688.37x = 4,032.50 × 740.59
4. Step 4: Simplify right side
   2,688.37x = 2,986,425.47
5. Step 5: Solve for x
   x = 2,986,425.47/2,688.37
6. Step 6: Final answer
   x = 1,110.87