Finding the Fourth Proportional to 2,650.92, 3,658.62 and 1,602.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.92 : 3,658.62 = 1,602.78 : x
2. Step 2: Convert to fraction form
   2,650.92/3,658.62 = 1,602.78/x
3. Step 3: Cross multiply
   2,650.92x = 3,658.62 × 1,602.78
4. Step 4: Simplify right side
   2,650.92x = 5,863,962.96
5. Step 5: Solve for x
   x = 5,863,962.96/2,650.92
6. Step 6: Final answer
   x = 2,212.05