Finding the Fourth Proportional to 1,650.69, 2,473.92 and 1,607.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.69 : 2,473.92 = 1,607.61 : x
2. Step 2: Convert to fraction form
   1,650.69/2,473.92 = 1,607.61/x
3. Step 3: Cross multiply
   1,650.69x = 2,473.92 × 1,607.61
4. Step 4: Simplify right side
   1,650.69x = 3,977,098.53
5. Step 5: Solve for x
   x = 3,977,098.53/1,650.69
6. Step 6: Final answer
   x = 2,409.36