Finding the Fourth Proportional to 2,657.34, 3,666.15 and 1,609.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657.34 : 3,666.15 = 1,609.02 : x
2. Step 2: Convert to fraction form
   2,657.34/3,666.15 = 1,609.02/x
3. Step 3: Cross multiply
   2,657.34x = 3,666.15 × 1,609.02
4. Step 4: Simplify right side
   2,657.34x = 5,898,908.67
5. Step 5: Solve for x
   x = 5,898,908.67/2,657.34
6. Step 6: Final answer
   x = 2,219.85