Finding the Fourth Proportional to 2,277.34, 3,409.02 and 1,620.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,277.34 : 3,409.02 = 1,620.02 : x
2. Step 2: Convert to fraction form
   2,277.34/3,409.02 = 1,620.02/x
3. Step 3: Cross multiply
   2,277.34x = 3,409.02 × 1,620.02
4. Step 4: Simplify right side
   2,277.34x = 5,522,689.10
5. Step 5: Solve for x
   x = 5,522,689.10/2,277.34
6. Step 6: Final answer
   x = 2,425.06