Finding the Fourth Proportional to 1,761.37, 2,638.89 and 1,657.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,761.37 : 2,638.89 = 1,657.27 : x
2. Step 2: Convert to fraction form
   1,761.37/2,638.89 = 1,657.27/x
3. Step 3: Cross multiply
   1,761.37x = 2,638.89 × 1,657.27
4. Step 4: Simplify right side
   1,761.37x = 4,373,353.23
5. Step 5: Solve for x
   x = 4,373,353.23/1,761.37
6. Step 6: Final answer
   x = 2,482.93